{"id":"CVE-2026-70580","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-70580","summary":"Missing authentication for critical function in Windows Credential Guard allows an authorized attacker to perform spoofing locally.","details":"Missing authentication for critical function in Windows Credential Guard allows an authorized attacker to perform spoofing locally.","published":"2026-10-13T19:19:51.270","modified":"2026-10-13T19:29:52.750","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70580"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-13T19:29:52.750"}}