{"cve":"CVE-2022-27664","nvd":{"published":"2022-09-06T18:15:12.747","modified":"2026-06-17T04:37:26.873","status":"Modified","description":"In net/http in Go before 1.18.6 and 1.19.x before 1.19.1, attackers can cause a denial of service because an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":[],"references":["https://groups.google.com/g/golang-announce","https://groups.google.com/g/golang-announce/c/x49AQzIVX-s","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXKTHIGE5F576MAPFYCIJXNRGBSPISUF/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXS2OQ57KZC5XZKK5UW4SYKPVQAHIOJX/","https://security.gentoo.org/glsa/202209-26"],"products":["fedoraproject:fedora","golang:go"],"source":"nvd","synced_at":"2026-10-19T21:35:14.992143698+00:00"},"epss":{"cve":"CVE-2022-27664","score":0.03487,"percentile":0.89131,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-69cg-p879-7622","url":"https://osv.dev/vulnerability/GHSA-69cg-p879-7622","summary":"golang.org/x/net/http2 Denial of Service vulnerability","modified":"2026-09-10T03:50:07.184512749Z","packages":[{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.0.0-20220906165146-f3363e06e74c"],"fixed":["0.0.0-20220906165146-f3363e06e74c"]},{"ecosystem":"Go","name":"golang.org/x/net/http2","purl":"pkg:golang/golang.org/x/net/http2","ranges":["<0.0.0-20220906165146-f3363e06e74c"],"fixed":["0.0.0-20220906165146-f3363e06e74c"]}]},{"id":"GO-2022-0969","url":"https://osv.dev/vulnerability/GO-2022-0969","summary":"Denial of service in net/http and golang.org/x/net/http2","modified":"2026-02-04T02:41:02.475503Z","packages":[{"ecosystem":"Go","name":"stdlib","purl":"pkg:golang/stdlib","ranges":["<1.18.6",">=1.19.0-0 <1.19.1"],"fixed":["1.18.6","1.19.1"]},{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.0.0-20220906165146-f3363e06e74c"],"fixed":["0.0.0-20220906165146-f3363e06e74c"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}