{"id":"CVE-2026-50656","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;RoguePlanet &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:F/RL:U/RC:C","cvssSource":"cna","cwe":["CWE-59"],"vendor":"Microsoft","product":"Microsoft Malware Protection Engine","affected":["malware_protection_engine >= 1.1.0.0 < 1.1.26060.3008"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-06-17T03:56:00.813025Z"},"exploitAvailable":true,"published":"2026-06-16","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:44:14.988Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-50656","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50656","label":"Microsoft Defender Elevation of Privilege Vulnerability"}],"tags":["cve.org","exploit-available"],"epss":0.11362,"epssPercentile":0.95798,"exploits":{"github":4,"githubRepos":["https://github.com/0xBlackash/CVE-2026-50656","https://github.com/g0thamRabb1t/CVE-2026-50656-rogueplanet-validation","https://github.com/HORKimhab/CVE-2026-50656"],"checkedAt":"2026-09-24T14:44:56.021Z"},"ingestedAt":"2026-09-24T14:44:21.406Z","slug":"CVE-2026-50656","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;RoguePlanet &quot;.\n\n## Affected\n\n- `malware_protection_engine >= 1.1.0.0 < 1.1.26060.3008`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":57,"depthScoreParts":{"impact":42.9,"likelihood":2.3,"exploitation":12,"ransomware":0},"changes":[]}