{"action":"Upgrade github.com/xtls/xray-core to 1.260327.1-0.20260710210335-64fada32b5b9 or later.","affected":[{"fixed":"1.260327.1-0.20260710210335-64fada32b5b9","introduced":"1.260113.0"}],"component":"github.com/xtls/xray-core","cve_ids":[],"ecosystem":"Go","exploited":false,"fixed_versions":["1.260327.1-0.20260710210335-64fada32b5b9"],"ghsa_id":"GHSA-5wf9-h793-w73c","id":"tcs_01M5JJQ88X6C5HXHBJPW395BN5","modified_at":"2026-10-20T00:45:10.065378958Z","published_at":"2026-10-20T00:20:45Z","references":["https://osv.dev/vulnerability/GO-2026-6651","https://github.com/XTLS/Xray-core/security/advisories/GHSA-5wf9-h793-w73c","https://github.com/XTLS/Xray-core/commit/64fada32b5b9e6ae064a038fa0e4e2b766499bd5","https://github.com/XTLS/Xray-core/pull/6472","https://github.com/XTLS/Xray-core/releases/tag/v26.7.11"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6651","url":"https://osv.dev/vulnerability/GO-2026-6651"}],"summary":"Pinning a CA certificate via pinnedPeerCertSha256 can lead to the success of MITM attacks in github.com/xtls/xray-core"}