CVE-2026-85025

IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls...

CVE-2026-85025

IBM Langflow OSS versions 1.0.0 through 1.11.5 are vulnerable to arbitrary code execution and chat session access/modification by an unauthenticated attacker through publicly shared MCP project endpoints . The root cause is improper enforcement of public-flow security restrictions and session iso...

CVE-2026-85025: Incorrect Authorization

IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls...

PT-2026-89598

🚨Critical - IBM Langflow OSS Unauth RCE via Public MCP Project Endpoints CVE-2026-85025 Langflow OSS improperly enforces public-flow restrictions on publicly shared MCP project endpoints, allowing unauthenticated access to/modify chat sessions. By abusing weak session isolation, attackers can piv...