{"id":"CVE-2026-33825","title":"Microsoft Defender Elevation of Privilege Vulnerability","summary":"Insufficient granularity of access control in Microsoft Defender allows an authorized attacker to elevate privileges locally.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-1220"],"vendor":"Microsoft","product":"Microsoft Defender Antimalware Platform","affected":["defender_antimalware_platform >= 4.0.0.0 < 4.18.26030.3011"],"ssvc":{"exploitation":"active","automatable":"no","technicalImpact":"total","timestamp":"2026-04-23T03:55:45.505705Z"},"exploited":true,"exploitAvailable":true,"published":"2026-04-14","updated":"2026-09-25","sourceUpdated":"2026-09-25T17:25:33.402Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-33825","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33825","label":"Microsoft Defender Elevation of Privilege Vulnerability"}],"tags":["cve.org","in-the-wild","exploit-available","kev"],"epss":0.00399,"epssPercentile":0.31312,"kev":true,"kevDateAdded":"2026-04-22","kevDueDate":"2026-05-06","kevRansomware":true,"exploits":{"github":5,"githubRepos":["https://github.com/Letlaka/redsun-bluehammer-undefend-detection-pack","https://github.com/0xBlackash/CVE-2026-33825","https://github.com/Joe1sn/CVE-2026-33825"],"checkedAt":"2026-09-25T18:14:55.046Z"},"ingestedAt":"2026-09-25T18:14:20.439Z","slug":"CVE-2026-33825","body":"## Overview\n\nInsufficient granularity of access control in Microsoft Defender allows an authorized attacker to elevate privileges locally.\n\n## Affected\n\n- `defender_antimalware_platform >= 4.0.0.0 < 4.18.26030.3011`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":73,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":25,"ransomware":5},"changes":[]}