{"cve":"CVE-2022-41723","nvd":{"published":"2023-02-28T18:15:09.980","modified":"2026-06-17T05:03:42.900","status":"Modified","description":"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.","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://go.dev/cl/468135","https://go.dev/cl/468295","https://go.dev/issue/57855","https://groups.google.com/g/golang-announce/c/V0aBFqaFs_E","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BUK2ZIAGCULOOYDNH25JPU6JBES5NF2/"],"products":["golang:go","golang:hpack","golang:http2"],"source":"nvd","synced_at":"2026-10-19T21:37:41.955480748+00:00"},"epss":{"cve":"CVE-2022-41723","score":0.04561,"percentile":0.91602,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-vvpx-j8f3-3w6h","url":"https://osv.dev/vulnerability/GHSA-vvpx-j8f3-3w6h","summary":"golang.org/x/net vulnerable to Uncontrolled Resource Consumption","modified":"2026-09-10T03:49:52.107762940Z","packages":[{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.7.0"],"fixed":["0.7.0"]}]},{"id":"GO-2023-1571","url":"https://osv.dev/vulnerability/GO-2023-1571","summary":"Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net","modified":"2026-02-04T03:36:14.767832Z","packages":[{"ecosystem":"Go","name":"stdlib","purl":"pkg:golang/stdlib","ranges":["<1.19.6",">=1.20.0-0 <1.20.1"],"fixed":["1.19.6","1.20.1"]},{"ecosystem":"Go","name":"golang.org/x/net","purl":"pkg:golang/golang.org/x/net","ranges":["<0.7.0"],"fixed":["0.7.0"]}]}],"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."]}