Vulnerability-Lookup

CVE-2026-0770 (GCVE-0-2026-0770)

Vulnerability from cvelistv5 – Published: 2026-01-23 03:28 – Updated: 2026-07-22 03:55

CISA Previdian

Title

Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability

Summary

Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.

Severity

9.8 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: active Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-01-23 00:00 UTC

CWE

CWE-829 - Inclusion of Functionality from Untrusted Control Sphere

Assigner

zdi mitre root Scorecard

References

2 references

URL	Tags
https://www.zerodayinitiative.com/advisories/ZDI-…	x_research-advisory
https://www.cisa.gov/known-exploited-vulnerabilit…	government-resource

Impacted products

1 product

Vendor	Product	Version
Langflow	Langflow	Affected: 1.4.2

Date Public

2026-01-09 16:38

CISA

Known Exploited Vulnerability - GCVE BCP-07 Compliant

KEV entry ID: 9acf3ed6-6db3-41af-92fd-cb4c51acf6a9

Vulnerability ID: CVE-2026-0770

Status: Confirmed

Status Updated: 2026-07-21 02:00 CEST

Exploited: Yes

Timestamps

First Seen: 2026-07-21

Asserted: 2026-07-21

Scope

Notes: Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability | Affected: Langflow / Langflow | Description: Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations. | Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. | Due date: 2026-07-24 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://github.com/langflow-ai/langflow/releases/tag/v1.9.0 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-0770

Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details

Cwes	CWE-829
Feed	CISA Known Exploited Vulnerabilities Catalog
Product	Langflow
Due Date	2026-07-24
Date Added	2026-07-21
Vendorproject	Langflow
Vulnerabilityname	Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability
Knownransomwarecampaignuse	Unknown

References

CVE-2026-0770

Created: 2026-10-02 08:09 CEST | Updated: 2026-10-02 08:09 CEST

Previdian

Known Exploited Vulnerability - GCVE BCP-07 Compliant

KEV entry ID: 953f8ec2-8fcd-4557-a26e-84f06fac2816

Vulnerability ID: CVE-2026-0770

Status: Confirmed

Status Updated: 2026-07-21 17:41 CEST

Exploited: Yes

Timestamps

First Seen: 2026-07-21

Asserted: 2026-07-21

Scope

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details

Feed	Previdian (previdian.com)
Title	Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability
Cve Id	CVE-2026-0770
Vendor	Langflow
Ghsa Id	GHSA-G22F-V6F7-2HRH
Product	Langflow
Added Date	2026-07-21T15:41:59.927Z
Cvss Score	9.8
Epss Score	0.63839
Previous Ids
Cvss Severity	CRITICAL
Virtual Patch	True
Cvss Estimated	False
Epss Percentile	0.992
Used In Malware	unknown
Vulnerability Id	CVE-2026-0770
Ahead Of Cisa Kev	`{ "count": 3, "unit": "hour" }`
Not Yet In Cisa Kev	False

References

Created: 2026-10-02 09:09 CEST | Updated: 2026-10-02 09:09 CEST

Show details on NVD website

JSON

To clipboard

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EUVD-2026-339278

European Vulnerability Database identifier assigned by ENISA

Reserved

2026-10-02 07:54

Assigner

ENISA

Alias of

a CVE record, shown under related vulnerabilities. This identifier carries no description, severity or references of its own: they belong to that CVE.

JSON

To clipboard

{
  "assigner": "ENISA",
  "date_reserved": "2026-10-02T07:54:09.565381+00:00",
  "id": "EUVD-2026-339278"
}

FKIE_CVE-2026-0770

Vulnerability from fkie_nvd - Published: 2026-01-23 04:16 - Updated: 2026-07-22 05:17

CISA Previdian

Severity

9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Summary

References

	URL	Tags
	zdi-disclosures@trendmicro.com	https://www.zerodayinitiative.com/advisories/ZDI-26-036/	Third Party Advisory
	134c704f-9b21-4f2e-91b3-4a467353bcc0	https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-0770	US Government Resource

Impacted products

	Vendor	Product	Version
	langflow	langflow	*

JSON

To clipboard

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  ],
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  "cisaExploitAdd": "2026-07-21",
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    },
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        "impactScore": 5.9,
        "source": "zdi-disclosures@trendmicro.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-0770",
          "options": [
            {
              "exploitation": "active"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-01-23T00:00:00+00:00",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-01-23T04:16:04.063",
  "references": [
    {
      "source": "zdi-disclosures@trendmicro.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-036/"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-0770"
    }
  ],
  "sourceIdentifier": "zdi-disclosures@trendmicro.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-829"
        }
      ],
      "source": "zdi-disclosures@trendmicro.com",
      "type": "Secondary"
    }
  ]
}

GHSA-G22F-V6F7-2HRH

Vulnerability from github – Published: 2026-01-23 06:31 – Updated: 2026-02-19 22:09

Summary

Langflow affected by Remote Code Execution via validate_code() exec()

Details

The specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.

Severity

8.9 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "langflow"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.7.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-0770"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-829"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-02-19T22:09:30Z",
    "nvd_published_at": "2026-01-23T04:16:04Z",
    "severity": "HIGH"
  },
  "details": "Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.",
  "id": "GHSA-g22f-v6f7-2hrh",
  "modified": "2026-02-19T22:09:30Z",
  "published": "2026-01-23T06:31:24Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-0770"
    },
    {
      "type": "WEB",
      "url": "https://github.com/affix/CVE-2026-0770-PoC"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/langflow-ai/langflow"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-036"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Langflow affected by Remote Code Execution via validate_code() exec()"
}

PYSEC-2026-1525

Vulnerability from pysec - Published: 2026-07-07 16:03 - Updated: 2026-07-07 17:24

Details

Severity

8.9 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Impacted products

Name	purl
langflow	pkg:pypi/langflow

Aliases

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "langflow",
        "purl": "pkg:pypi/langflow"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.7.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.0.31",
        "0.0.32",
        "0.0.33",
        "0.0.40",
        "0.0.44",
        "0.0.45",
        "0.0.46",
        "0.0.52",
        "0.0.53",
        "0.0.54",
        "0.0.55",
        "0.0.56",
        "0.0.57",
        "0.0.58",
        "0.0.61",
        "0.0.62",
        "0.0.63",
        "0.0.64",
        "0.0.65",
        "0.0.66",
        "0.0.67",
        "0.0.68",
        "0.0.69",
        "0.0.70",
        "0.0.71",
        "0.0.72",
        "0.0.73",
        "0.0.74",
        "0.0.75",
        "0.0.76",
        "0.0.78",
        "0.0.79",
        "0.0.80",
        "0.0.81",
        "0.0.83",
        "0.0.84",
        "0.0.85",
        "0.0.86",
        "0.0.87",
        "0.0.88",
        "0.0.89",
        "0.1.0",
        "0.1.2",
        "0.1.3",
        "0.1.4",
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        "0.1.6",
        "0.1.7",
        "0.2.0",
        "0.2.1",
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        "0.2.12",
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        "1.0.3",
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        "1.0.5",
        "1.0.6",
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        "1.0.9",
        "1.1.0",
        "1.1.1",
        "1.1.2",
        "1.1.3",
        "1.1.4",
        "1.1.4.post1",
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        "1.3.0",
        "1.3.1",
        "1.3.2",
        "1.3.3",
        "1.3.4",
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        "1.6.2",
        "1.6.3",
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        "1.6.9",
        "1.7.0",
        "1.7.1",
        "1.7.2",
        "1.7.3"
      ]
    }
  ],
  "aliases": [
    "CVE-2026-0770",
    "GHSA-g22f-v6f7-2hrh"
  ],
  "details": "Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.",
  "id": "PYSEC-2026-1525",
  "modified": "2026-07-07T17:24:28.918270Z",
  "published": "2026-07-07T16:03:20.066118Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-0770"
    },
    {
      "type": "WEB",
      "url": "https://github.com/affix/CVE-2026-0770-PoC"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/langflow-ai/langflow"
    },
    {
      "type": "WEB",
      "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-036"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/langflow"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-g22f-v6f7-2hrh"
    }
  ],
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Langflow affected by Remote Code Execution via validate_code() exec()"
}

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.

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.

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.

Action not permitted

CVE-2026-0770 (GCVE-0-2026-0770)

CISA

Known Exploited Vulnerability - GCVE BCP-07 Compliant

Timestamps

Scope

Evidence

Vendor Report Successful Exploitation Confidence: 80% Source: cisa-kev

Details

References

Previdian

Known Exploited Vulnerability - GCVE BCP-07 Compliant

Timestamps

Scope

Evidence

Public Report Successful Exploitation Confidence: 70% Source: previdian

Details

References

EUVD-2026-339278

FKIE_CVE-2026-0770

GHSA-G22F-V6F7-2HRH

PYSEC-2026-1525

Tags

Sightings

Nomenclature

Related by attack behaviour