{"action":"Upgrade github.com/gorilla/websocket to 1.5.3 or later.","affected":[{"fixed":"1.5.3","introduced":"0"}],"component":"github.com/gorilla/websocket","cve_ids":[],"ecosystem":"Go","exploited":false,"fixed_versions":["1.5.3"],"ghsa_id":"GHSA-w67g-5rqw-f597","id":"tcs_01M5KGSTSX6349079SPYN7YNZ5","modified_at":"2026-08-26T16:27:17.059721476Z","published_at":"2026-08-25T15:00:08Z","references":["https://osv.dev/vulnerability/GO-2026-6278","https://github.com/canolgun-commits/websocket/security/advisories/GHSA-w67g-5rqw-f597","https://github.com/gorilla/websocket/commit/d67f41855da42d7bccd9ef050c49f7e54e783b95","https://github.com/gorilla/websocket/releases/tag/v1.5.3"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-6278","url":"https://osv.dev/vulnerability/GO-2026-6278"}],"summary":"Gorilla WebSocket Uses Cryptographically Weak PRNG for WebSocket Mask Key in github.com/gorilla/websocket"}