{"action":"Upgrade github.com/quic-go/quic-go to 0.37.7 or later.","affected":[{"fixed":"0.40.1","introduced":"0.40.0"},{"fixed":"0.39.4","introduced":"0.39.0"},{"fixed":"0.38.2","introduced":"0.38.0"},{"fixed":"0.37.7","introduced":"0"}],"component":"github.com/quic-go/quic-go","cve_ids":["CVE-2023-49295"],"ecosystem":"Go","epss":0.01204,"exploited":false,"fixed_versions":["0.40.1","0.39.4","0.38.2","0.37.7"],"ghsa_id":"GHSA-ppxx-5m9h-6vxf","id":"tcs_01M5KFHPMEWHH9H8DXC9AJEHEG","modified_at":"2026-09-10T03:50:05.041507396Z","published_at":"2024-01-10T15:08:40Z","references":["https://osv.dev/vulnerability/GHSA-ppxx-5m9h-6vxf","https://github.com/quic-go/quic-go/security/advisories/GHSA-ppxx-5m9h-6vxf","https://nvd.nist.gov/vuln/detail/CVE-2023-49295","https://github.com/quic-go/quic-go/commit/17fc98c2d81dbe685c19702dc694a9d606ac56dc","https://github.com/quic-go/quic-go/commit/21609ddfeff93668c7625a85eb09f1541fdad965","https://github.com/quic-go/quic-go/commit/3a9c18bcd27a01c551ac9bf8bd2b4bded77c189a","https://github.com/quic-go/quic-go/commit/554d543b50b917369fb1394cc5396d928166cf49","https://github.com/quic-go/quic-go/commit/6cc3d58935426191296171a6c0d1ee965e10534e","https://github.com/quic-go/quic-go/commit/9aaefe19fc3dc8c8917cc87e6128bb56d9e9e6cc","https://github.com/quic-go/quic-go/commit/a0ffa757499913f7be69aa78f573a6aee3430ae4","https://github.com/quic-go/quic-go/commit/d7aa627ebde91cf799ada2a07443faa9b1e5abb8","https://github.com/quic-go/quic-go","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G5RSHDTVMYAIGYVVFGKTMFHAZJMA3EVV","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZE7IOKXX5AATU2WR3V76X5Y3A44QAATG","https://seemann.io/posts/2023-12-18-exploiting-quics-path-validation"],"severity":{"label":"medium","score":6.4},"sources":[{"source":"osv","source_id":"GHSA-ppxx-5m9h-6vxf","url":"https://osv.dev/vulnerability/GHSA-ppxx-5m9h-6vxf"}],"summary":"quic-go's path validation mechanism can be exploited to cause denial of service"}