RCE in Langflow-ai Langflow
CVE-2026-7687
A vulnerability was determined in langflow-ai langflow up to 1.8.4. Affected by this issue is the function CodeParser.parse_callable_details of the file src/lfx/src/lfx/custom/code_parser/code_parser.py of the component Full Builtins Modul…
EPSS: 0.004 (62.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Langflow-ai Langflow — versions 1.8.0, 1.8.1, 1.8.2
Weakness classification (CWE)
References
- VDB-360857 | langflow-ai langflow Full Builtins code_parser.py CodeParser.parse_callable_details command injection (technical-description, vdb-entry)
- VDB-360857 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #798731 | langflow-ai langflow 1.8.4 Command Injection (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-7687?
- CVE-2026-7687 is a medium-severity vulnerability in Langflow-ai Langflow, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-05-03.
- How severe is CVE-2026-7687?
- Medium severity. CVSS v3 base score is 6.3 out of 10.