{"id":"CVE-2022-41723","aliases":["BIT-golang-2022-41723","GHSA-vvpx-j8f3-3w6h","GO-2023-1571"],"url":"https://o3.security/vulnerability/CVE-2022-41723","summary":"Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net","details":"A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.","published":"2023-02-28T17:19:45.801Z","modified":"2026-08-12T03:51:28.443982601Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.04561,"percentile":0.90902,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"golang.org/x/net","fixedVersion":"0.7.0"}],"fix":null,"references":[{"type":"WEB","url":"https://go.dev/cl/468135"},{"type":"WEB","url":"https://go.dev/cl/468295"},{"type":"WEB","url":"https://go.dev/issue/57855"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MA5XS5DAOJ5PKKNG5TUXKPQOFHT5VBC/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/REMHVVIBDNKSRKNOTV7EQSB7CYQWOUOU/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGW7GE2Z32ZT47UFAQFDRQE33B7Q7LMT/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RLBQ3A7ROLEQXQLXFDLNJ7MYPKG5GULE/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7N5GV4CHH6WAGX3GFMDD3COEOVCZ4RI/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XX3IMUTZKRQ73PBZM4E2JP4BKYH4C6XE/"},{"type":"WEB","url":"https://pkg.go.dev"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2023-1571"},{"type":"WEB","url":"https://www.couchbase.com/alerts/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41723.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-41723"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202311-09"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230331-0010/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:28.443982601Z"}}