MediumVulnerability

CVE-2026-7687: Langflow command injection in CodeParser.parse_callable_details

Source: NVD(opens in a new tab)
Identifier: CVE-2026-7687
Published: May 3, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 3.0%

Summary

CVE-2026-7687 is a vulnerability in langflow-ai langflow up to 1.8.4, affecting the function CodeParser.parse_callable_details in src/lfx/src/lfx/custom/code_parser/code_parser.py within the Full Builtins Module Handler component. Manipulating this function can lead to command injection, and the attack can be executed remotely. The exploit has been publicly disclosed, and the vendor did not respond after early contact.

Mitigation

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

Details

Scores and exploitation

CVSS score: 6.3(medium)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector: network
Attack complexity: low
Privileges required: low
User interaction: none
EPSS: 3.0%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 8, 2026.
Disclosure date: May 3, 2026

Weaknesses and techniques

Weakness (CWE): CWE-74
CWE-77
Attack pattern (CAPEC): CAPEC-88

Classification

Attack type: Other
Attack sophistication: Moderate
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-2026-7687

First tracked: May 3, 2026 at 08:08 AM ET, from NVD/CVE Database

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

Classifier confidence: 90% (self-assessed)

Summary

Mitigation

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