{"id":"CVE-2026-72958","aliases":["EUVD-2026-73115","GHSA-xx88-v4cq-w4wj"],"status":"published","title":"Windows Credential Guard Elevation of Privilege Vulnerability","description":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00348,"percentile":0.28843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-415"],"published":"2026-09-08T17:12:39Z","modified":"2026-11-10T21:31:25Z","products":[{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-72958","tags":["vendor-advisory","patch","Vendor Advisory","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72958"},{"url":"https://github.com/advisories/GHSA-xx88-v4cq-w4wj"}],"sources":{"cve":[{"id":"CVE-2026-72958","title":"Windows Credential Guard Elevation of Privilege Vulnerability","description":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-09-08T17:12:39.329Z","modified":"2026-11-10T21:31:25.576Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-415"],"updated_at":"2026-11-10T22:48:53.557052Z"}],"euvd":[{"id":"EUVD-2026-73115","description":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-09-08T17:12:39Z","modified":"2026-11-10T21:31:25Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:53.008995Z"}],"ghsa":[{"id":"GHSA-xx88-v4cq-w4wj","title":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","description":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-09-08T18:33:12Z","modified":"2026-09-08T18:33:28Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T15:11:32.915208Z"}],"nvd":[{"id":"CVE-2026-72958","description":"Double free in Windows Credential Guard allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-09-08T18:20:21.44Z","modified":"2026-09-21T15:53:05.12Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:12:45.264578Z"}]}}