CVE-2026-77339 | F1bonacc1 Process Compose up to 1.119.x MCP SSE Listener src/mcp/server.go dns rebinding

September 18, 2026 Yanac

A vulnerability was found in F1bonacc1 Process Compose up to 1.119.x. It has been rated as critical. The impacted element is an unknown function of the file src/mcp/server.go of the component MCP SSE Listener. The manipulation leads to reliance on reverse dns resolution.

This vulnerability is referenced as CVE-2026-77339. Remote exploitation of the attack is possible. No exploit is available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More