CriticalVulnerability

CVE-2026-0769: Langflow eval_custom_component_code eval injection enables remote code execution

Source: NVD(opens in a new tab)
Identifier: CVE-2026-0769
Published: January 23, 2026
Record updated: October 10, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 41.2%

Summary

Remote attackers can execute arbitrary code on affected installations of Langflow through the eval_custom_component_code function, which fails to validate a user-supplied string before running it as Python code. No authentication is required, and the code runs in the context of the current process.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

EPSS: 41.2%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 4, 2026.

Weaknesses and techniques

Weakness (CWE): CWE-95
Attack pattern (CAPEC): CAPEC-242

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Framework
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-0769

First tracked: February 15, 2026 at 08:48 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 95% (self-assessed)

Coverage

News, research and other items that mention CVE-2026-0769.

The AI app builder your team trusts has a root-level backdoorCSO Online · 2026-10-06

Summary

Mitigation

Coverage

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