argocd-mcp 0.8.0 - Unauthenticated MCP Session and Tool Access

argocd-mcp before 0.9.0 binds its MCP HTTP listener to all interfaces without requiring authentication. A remote unauthenticated attacker can initialize an MCP session, complete the handshake, and enumerate or invoke the full Argo CD tool surface using the operator's stored API token. id:...

CVE-2026-82456

argocd-mcp 0.8.0 binds its HTTP transport to every network interface and accepts MCP sessions without requiring caller credentials when ARGOCDAPITOKEN is configured. Attackers who can reach the listener can invoke the full tool surface using the operator's stored token to create applications,...

EUVD-2026-68103

argocd-mcp 0.8.0 binds its HTTP transport to every network interface and accepts MCP sessions without requiring caller credentials when ARGOCDAPITOKEN is configured. Attackers who can reach the listener can invoke the full tool surface using the operator's stored token to create applications,...

CVE-2026-82456 argocd-mcp 0.8.0 Authentication Bypass via Unauthenticated HTTP

argocd-mcp 0.8.0 binds its HTTP transport to every network interface and accepts MCP sessions without requiring caller credentials when ARGOCDAPITOKEN is configured. Attackers who can reach the listener can invoke the full tool surface using the operator's stored token to create applications,...

CVE-2026-82456 argocd-mcp 0.8.0 Authentication Bypass via Unauthenticated HTTP

argocd-mcp 0.8.0 binds its HTTP transport to every network interface and accepts MCP sessions without requiring caller credentials when ARGOCDAPITOKEN is configured. Attackers who can reach the listener can invoke the full tool surface using the operator's stored token to create applications,...

CVE-2026-82456

argocd-mcp version 0.8.0 (argoproj-labs) has an authentication bypass via its unauthenticated HTTP transport. The server binds to all network interfaces and accepts MCP sessions without requiring caller credentials when the ARGOCD_API_TOKEN environment variable is configured. Any network-reachabl...

PT-2026-83435

Name of the Vulnerable Software and Affected Versions argocd-mcp version 0.8.0 Description The software binds its HTTP transport to every network interface 0.0.0.0 and accepts MCP sessions without requiring caller credentials when the ARGOCD API TOKEN variable is configured. This allows a...