Description
Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
langflow-ai langflow
Default version status: unaffected
0 to < 1.3.0affected
pkg:pypi/langflowReferences
- https://github.com/langflow-ai/langflow/pull/6911 ↗
- https://github.com/langflow-ai/langflow/releases/tag/1.3.0 ↗
- https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai/ ↗
- https://www.vulncheck.com/advisories/langflow-unauthenticated-rce ↗
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3248 ↗