{"action":"Upgrade stdlib to 1.21.1 or later.","affected":[{"fixed":"1.21.1","introduced":"1.21.0-0"}],"component":"stdlib","cve_ids":["CVE-2023-39321"],"ecosystem":"Go","epss":0.01345,"exploited":false,"fixed_versions":["1.21.1"],"id":"tcs_01M5KG02ZK20M75WWPP8TSGZ0P","modified_at":"2026-02-04T02:46:26.184665Z","published_at":"2023-09-07T16:12:03Z","references":["https://osv.dev/vulnerability/GO-2023-2044","https://go.dev/issue/62266","https://go.dev/cl/523039","https://groups.google.com/g/golang-dev/c/2C5vbR-UNkI/m/L1hdrPhfBAAJ"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2023-2044","url":"https://osv.dev/vulnerability/GO-2023-2044"}],"summary":"Panic when processing post-handshake message on QUIC connections in crypto/tls"}