{"id":"CVE-2022-21907","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-21907","summary":"HTTP Protocol Stack Remote Code Execution Vulnerability","details":"HTTP Protocol Stack Remote Code Execution Vulnerability","published":"2022-01-11T21:15:12.863","modified":"2026-06-17T04:27:15.103","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.9279,"percentile":0.99825,"asOf":"2026-09-05"},"cisaKev":null,"exploitsKnown":23,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21907"},{"type":"WEB","url":"http://packetstormsecurity.com/files/166730/Microsoft-HTTP-Protocol-Stack-Denial-Of-Service.html"},{"type":"WEB","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21907"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T04:27:15.103"}}