WID-SEC-W-2026-2407
Vulnerability from csaf_certbund - Published: 2026-07-19 22:00 - Updated: 2026-09-16 22:00Summary
Keycloak: Mehrere Schwachstellen
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Keycloak ermöglicht Single Sign-On mit Identity and Access Management für moderne Anwendungen und Dienste.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Daten zu manipulieren und vertrauliche Informationen offenzulegen.
Betroffene Betriebssysteme: - Sonstiges
- UNIX
Affected products
Known affected
3 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Red Hat Enterprise Linux
Red Hat
|
cpe:/o:redhat:enterprise_linux:-
|
— | |
|
Open Source Keycloak
Open Source / Keycloak
|
cpe:/a:keycloak:keycloak:-
|
— | |
|
Open Source Keycloak <26.7.3
Open Source / Keycloak
|
<26.7.3 |
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
Affected products
Known affected
3 products, the same list as for
CVE-2026-15943
References
29 references
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Keycloak erm\u00f6glicht Single Sign-On mit Identity and Access Management f\u00fcr moderne Anwendungen und Dienste.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um Sicherheitsvorkehrungen zu umgehen, Daten zu manipulieren und vertrauliche Informationen offenzulegen.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Sonstiges\n- UNIX",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2026-2407 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2407.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-2407 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2407"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-RPFH-MGXM-C6HC"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-MP76-M6C2-JQH5"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-63WM-FVW8-H2HP"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-JMHG-9C54-P575"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-MVWH-6438-3V8W"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-78MV-PHQ4-25FV"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-V7M3-VPQR-6M6P"
},
{
"category": "external",
"summary": "GitHub Advisory Database vom 2026-07-19",
"url": "https://github.com/advisories/GHSA-QH48-WWV4-FMR8"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501270 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501270"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501721 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501721"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501724 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501724"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501729 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501729"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501736 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501736"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501737 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501737"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501739 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501739"
},
{
"category": "external",
"summary": "Red Hat Bugtracker 2501740 vom 2026-07-19",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2501740"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45164"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45173"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45176"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45222"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45223"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45224"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45225"
},
{
"category": "external",
"summary": "EU Vulnerability Database vom 2026-07-19",
"url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-45226"
},
{
"category": "external",
"summary": "### vom 2026-08-31",
"url": "https://www.keycloak.org/2026/08/keycloak-2673-released"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:68277 vom 2026-09-16",
"url": "https://access.redhat.com/errata/RHSA-2026:68277"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:68278 vom 2026-09-16",
"url": "https://access.redhat.com/errata/RHSA-2026:68278"
}
],
"source_lang": "en-US",
"title": "Keycloak: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2026-09-16T22:00:00.000+00:00",
"generator": {
"date": "2026-09-17T10:17:14.368+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-2407",
"initial_release_date": "2026-07-19T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-07-19T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-08-30T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates aufgenommen"
},
{
"date": "2026-09-16T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Red Hat aufgenommen"
}
],
"status": "final",
"version": "3"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Open Source Keycloak",
"product": {
"name": "Open Source Keycloak",
"product_id": "T056784",
"product_identification_helper": {
"cpe": "cpe:/a:keycloak:keycloak:-"
}
}
},
{
"category": "product_version_range",
"name": "\u003c26.7.3",
"product": {
"name": "Open Source Keycloak \u003c26.7.3",
"product_id": "T058875"
}
},
{
"category": "product_version",
"name": "26.7.3",
"product": {
"name": "Open Source Keycloak 26.7.3",
"product_id": "T058875-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:keycloak:keycloak:26.7.3"
}
}
}
],
"category": "product_name",
"name": "Keycloak"
}
],
"category": "vendor",
"name": "Open Source"
},
{
"branches": [
{
"category": "product_name",
"name": "Red Hat Enterprise Linux",
"product": {
"name": "Red Hat Enterprise Linux",
"product_id": "67646",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:-"
}
}
}
],
"category": "vendor",
"name": "Red Hat"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-15943",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-15943"
},
{
"cve": "CVE-2026-16072",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16072"
},
{
"cve": "CVE-2026-16089",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16089"
},
{
"cve": "CVE-2026-16093",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16093"
},
{
"cve": "CVE-2026-16103",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16103"
},
{
"cve": "CVE-2026-16104",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16104"
},
{
"cve": "CVE-2026-16106",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16106"
},
{
"cve": "CVE-2026-16108",
"product_status": {
"known_affected": [
"67646",
"T056784",
"T058875"
]
},
"release_date": "2026-07-19T22:00:00.000+00:00",
"title": "CVE-2026-16108"
}
]
}
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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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