{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/Kuadrant/mcp-gateway","cve_ids":[],"ecosystem":"Go","exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-g53w-w6mj-hrpp","id":"tcs_01M5KGKYNWGBB0Q6A250GX7ERD","modified_at":"2026-06-25T19:45:38.165746145Z","published_at":"2026-06-25T18:43:19Z","references":["https://osv.dev/vulnerability/GO-2026-5390","https://github.com/Kuadrant/mcp-gateway/security/advisories/GHSA-g53w-w6mj-hrpp"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5390","url":"https://osv.dev/vulnerability/GO-2026-5390"}],"summary":"MCP Gateway: Authority-injection and JWT/session bypass via the unauthenticated router hair-pin \"router-key\" / \"mcp-init-host\" path in github.com/Kuadrant/mcp-gateway"}