CVE-2026-12940
IBM Langflow OSS 1.0.0 through 1.10.1 are vulnerable to unauthenticated remote code execution via environment variable injection in the MCP
CVSS
9.8
Crítico
EPSS
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KEV
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Exploit Today
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0-100
Publicado: 30 jul 2026 · Última mod.: 30 jul 2026 · CWE-78
Sin historial EPSS suficiente todavía.
IBM Langflow OSS 1.0.0 through 1.10.1 are vulnerable to unauthenticated remote code execution via environment variable injection in the MCP (Model Context Protocol) stdio launcher. The vulnerability exists in src/lfx/src/lfx/base/mcp/util.py where the DANGEROUS_ENV_VARS blocklist fails to include SHELLOPTS , BASHOPTS , and PS4 environment variables.
CVECVSSEPSSKEVRExplotTítuloVis.
CVE-2026-145228.8 ALT—
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