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PYSEC-2022-260
Vulnerability from pysec - Published: 2022-09-07 13:15 - Updated: 2022-09-07 14:38
VLAI
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Impacted products
| Name | purl | mako | pkg:pypi/mako |
|---|
Aliases
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "mako",
"purl": "pkg:pypi/mako"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "925760291d6efec64fda6e9dd1fd9cfbd5be068c"
}
],
"repo": "https://github.com/sqlalchemy/mako",
"type": "GIT"
},
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.2.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.1.0",
"0.1.1",
"0.1.10",
"0.1.2",
"0.1.3",
"0.1.4",
"0.1.5",
"0.1.6",
"0.1.7",
"0.1.8",
"0.1.9",
"0.2.0",
"0.2.1",
"0.2.2",
"0.2.3",
"0.2.4",
"0.2.5",
"0.3.0",
"0.3.1",
"0.3.2",
"0.3.3",
"0.3.4",
"0.3.5",
"0.3.6",
"0.4.0",
"0.4.1",
"0.4.2",
"0.5.0",
"0.6.0",
"0.6.1",
"0.6.2",
"0.7.0",
"0.7.1",
"0.7.2",
"0.7.3",
"0.8.0",
"0.8.1",
"0.9.0",
"0.9.1",
"1.0.0",
"1.0.1",
"1.0.10",
"1.0.11",
"1.0.12",
"1.0.13",
"1.0.14",
"1.0.2",
"1.0.3",
"1.0.4",
"1.0.5",
"1.0.6",
"1.0.7",
"1.0.8",
"1.0.9",
"1.1.0",
"1.1.1",
"1.1.2",
"1.1.3",
"1.1.4",
"1.1.5",
"1.1.6",
"1.2.0",
"1.2.1"
]
}
],
"aliases": [
"CVE-2022-40023",
"GHSA-v973-fxgf-6xhp"
],
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "PYSEC-2022-260",
"modified": "2022-09-07T14:38:27.809318Z",
"published": "2022-09-07T13:15:00Z",
"references": [
{
"type": "FIX",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870/"
},
{
"type": "REPORT",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
}
]
}
BREW-ANSIBLE-CMDB-CVE-20… (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-09 23:40 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.9",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible-cmdb",
"purl": "pkg:brew/ansible-cmdb"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.31_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.9",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.9"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-ansible-cmdb-CVE-2022-40023",
"modified": "2026-09-09T23:40:59Z",
"published": "2026-08-13T16:35:16Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-FDROIDSERVER-CVE-20… (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:46 – Updated: 2026-10-02 09:56 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.4.3",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "fdroidserver",
"purl": "pkg:brew/fdroidserver"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.4.5_4"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.4.3",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.4.3"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-fdroidserver-CVE-2022-40023",
"modified": "2026-10-02T09:56:24Z",
"published": "2026-08-13T16:46:32Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-GNURADIO-CVE-2022-40023 (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:52 – Updated: 2026-09-10 00:03 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.10",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "gnuradio",
"purl": "pkg:brew/gnuradio"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.10.12.0_11"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.10",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.10"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-gnuradio-CVE-2022-40023",
"modified": "2026-09-10T00:03:06Z",
"published": "2026-08-13T16:52:30Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-GOBJECT-INTROSPECTI… (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:53 – Updated: 2026-09-10 00:03 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.12",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "gobject-introspection",
"purl": "pkg:brew/gobject-introspection"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.86.0_3"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.12",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.12"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-gobject-introspection-CVE-2022-40023",
"modified": "2026-09-10T00:03:47Z",
"published": "2026-08-13T16:53:14Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-MESA-CVE-2022-40023 (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:13 – Updated: 2026-10-02 10:26 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.4.3",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "mesa",
"purl": "pkg:brew/mesa"
},
"ranges": [
{
"events": [
{
"introduced": "18.2.3"
},
{
"fixed": "22.2.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.4.3",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.4.3"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-mesa-CVE-2022-40023",
"modified": "2026-10-02T10:26:41Z",
"published": "2026-08-13T17:13:21Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-PWNTOOLS-CVE-2022-40023 (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:29 – Updated: 2026-09-10 00:59 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.12",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "pwntools",
"purl": "pkg:brew/pwntools"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0_9"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.12",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.12"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-pwntools-CVE-2022-40023",
"modified": "2026-09-10T00:59:03Z",
"published": "2026-08-13T17:29:35Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-UHD-CVE-2022-40023 (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:46 – Updated: 2026-09-10 01:31 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.12",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "uhd",
"purl": "pkg:brew/uhd"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "4.10.0.0_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.12",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.12"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-uhd-CVE-2022-40023",
"modified": "2026-09-10T01:31:58Z",
"published": "2026-08-13T17:46:08Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
BREW-VOLK-CVE-2022-40023 (GHSA-V973-FXGF-6XHP)
Vulnerability from osv_homebrew – Published: 2026-08-13 17:48 – Updated: 2026-09-17 19:43 – Source website
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
References
| URL | Type | ||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||||||||
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "mako",
"resource_purl": "pkg:pypi/mako@1.3.12",
"upstream_fixed_in": "1.2.2"
},
"package": {
"ecosystem": "Homebrew",
"name": "volk",
"purl": "pkg:brew/volk"
},
"ranges": [
{
"events": [
{
"introduced": "2.3.0"
},
{
"fixed": "2.5.2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/mako@1.3.12",
"name": "mako",
"resource": "mako",
"strategy": "registry",
"subject_version": "1.3.12"
}
]
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "BREW-volk-CVE-2022-40023",
"modified": "2026-09-17T19:43:01Z",
"published": "2026-08-13T17:48:55Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service",
"upstream": [
"GHSA-v973-fxgf-6xhp",
"CVE-2022-40023",
"PYSEC-2022-260"
]
}
CVE-2022-40023 (GCVE-0-2022-40023)
Vulnerability from cvelistv5 – Published: 2022-09-07 00:00 – Updated: 2025-12-03 06:05
VLAI
EPSS
VEX
Summary
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
7 references
| URL | Tags |
|---|---|
| https://github.com/sqlalchemy/mako/issues/366 | |
| https://github.com/sqlalchemy/mako/commit/9257602… | |
| https://github.com/sqlalchemy/mako/blob/c2f392e0b… | |
| https://pyup.io/vulnerabilities/CVE-2022-40023/50870/ | |
| https://lists.debian.org/debian-lts-announce/2022… | mailing-list |
| https://pyup.io/posts/pyup-discovers-redos-vulner… | |
| https://lists.debian.org/debian-lts-announce/2025… |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2025-12-03T06:05:04.544Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"tags": [
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],
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"tags": [
"x_transferred"
],
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"tags": [
"x_transferred"
],
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870/"
},
{
"name": "[debian-lts-announce] 20220921 [SECURITY] [DLA 3116-1] mako security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"tags": [
"x_transferred"
],
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
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}
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}
],
"providerMetadata": {
"dateUpdated": "2022-12-27T00:00:00.000Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870/"
},
{
"name": "[debian-lts-announce] 20220921 [SECURITY] [DLA 3116-1] mako security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"assignerShortName": "mitre",
"cveId": "CVE-2022-40023",
"datePublished": "2022-09-07T00:00:00.000Z",
"dateReserved": "2022-09-06T00:00:00.000Z",
"dateUpdated": "2025-12-03T06:05:04.544Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
GHSA-V973-FXGF-6XHP
Vulnerability from github – Published: 2022-09-16 17:20 – Updated: 2025-12-03 15:11
VLAI
Summary
mako is vulnerable to Regular Expression Denial of Service
Details
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Severity
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "mako"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.2.2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2022-40023"
],
"database_specific": {
"cwe_ids": [
"CWE-1333"
],
"github_reviewed": true,
"github_reviewed_at": "2022-09-16T17:20:25Z",
"nvd_published_at": "2022-09-07T13:15:00Z",
"severity": "HIGH"
},
"details": "Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.",
"id": "GHSA-v973-fxgf-6xhp",
"modified": "2025-12-03T15:11:43Z",
"published": "2022-09-16T17:20:25Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-40023"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/issues/366"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-v973-fxgf-6xhp"
},
{
"type": "WEB",
"url": "https://github.com/pypa/advisory-database/tree/main/vulns/mako/PYSEC-2022-260.yaml"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako"
},
{
"type": "WEB",
"url": "https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00026.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2025/12/msg00004.html"
},
{
"type": "WEB",
"url": "https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages"
},
{
"type": "WEB",
"url": "https://pyup.io/vulnerabilities/CVE-2022-40023/50870"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
"type": "CVSS_V4"
}
],
"summary": "mako is vulnerable to Regular Expression Denial of Service"
}
Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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