{"id":"CVE-2026-69414","title":"Microsoft Defender Elevation of Privilege Vulnerability","summary":"Microsoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as &quot;ShieldBreak &quot;.","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-284"],"vendor":"Microsoft","product":"Microsoft Malware Protection Engine","affected":["malware_protection_engine >= 1.1.0.0 < 1.1.26080.3"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-08-17T00:00:00+00:00"},"exploitAvailable":true,"published":"2026-08-14","updated":"2026-09-16","sourceUpdated":"2026-09-16T16:25:09.558Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-69414","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69414","label":"Microsoft Defender Elevation of Privilege Vulnerability"}],"tags":["cve.org","exploit-available"],"epss":0.00557,"epssPercentile":0.45034,"exploits":{"github":1,"githubRepos":["https://github.com/1neptune/ShieldBreak"],"checkedAt":"2026-09-21T15:30:17.751Z"},"ingestedAt":"2026-09-08T18:07:34.894Z","slug":"CVE-2026-69414","body":"## Overview\n\nMicrosoft is aware of an elevation of privilege in the Microsoft Malware Protection Engine in Microsoft Defender publicly referred to as &quot;ShieldBreak &quot;.\n\n## Affected\n\n- `malware_protection_engine >= 1.1.0.0 < 1.1.26080.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":55,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}