PyPI/lfx CVE-2026-105697: critical 9.9, EPSS 0.47%
Langflow: OS command injection (RCE) via arbitrary command in MCP stdio server configuration
Action: Upgrade lfx to 1.10.3 or later.
pip install lfx==1.10.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.10.3 | - |
Fixed versions
| 1.10.3 |
Sources
- osv: PYSEC-2026-4241
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-7w94-79vh-5mr2
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-w794-rj3p-xv45
- https://nvd.nist.gov/vuln/detail/CVE-2026-105697
- https://github.com/langflow-ai/langflow/pull/12290
- https://github.com/langflow-ai/langflow/pull/14036
- https://github.com/langflow-ai/langflow/commit/eba285edf1dd4a33bf23a9cb8113c991fcdf3d1d
- https://github.com/langflow-ai/langflow/commit/efbc4a16e639409d938a4883463d27ef0bc637a0
- https://github.com/langflow-ai/langflow
- https://github.com/langflow-ai/langflow/releases/tag/v1.10.3
- https://www.ox.security/blog/mcp-supply-chain-advisory-rce-vulnerabilities-across-the-ai-ecosystem
- https://www.ox.security/blog/the-mother-of-all-ai-supply-chains-critical-systemic-vulnerability-at-the-core-of-the-mcp
- https://pypi.org/project/lfx
- https://github.com/advisories/GHSA-w794-rj3p-xv45
CVE-2026-105697 · published · modified · JSON