{"id":"CVE-2026-50657","title":"Microsoft Defender for Endpoint for Mac Information Disclosure Vulnerability","summary":"Exposure of private personal information to an unauthorized actor in Microsoft Defender allows an authorized attacker to disclose information locally.","severity":"medium","cvss":4.7,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-359"],"vendor":"Microsoft","product":"Microsoft Defender for Endpoint for Mac","affected":["defender_for_endpoint_for_mac >= 101.0.0 < 101.26042.0020"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-07-15T13:59:35.041024Z"},"exploitAvailable":true,"published":"2026-07-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T22:32:08.785Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-50657","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50657","label":"Microsoft Defender for Endpoint for Mac Information Disclosure Vulnerability"}],"tags":["cve.org","exploit-available"],"epss":0.004,"epssPercentile":0.34081,"exploits":{"github":1,"githubRepos":["https://github.com/NeseOS-Corp/CVE-2026-50657"],"checkedAt":"2026-09-23T07:14:12.324Z"},"ingestedAt":"2026-09-08T17:06:31.913Z","slug":"CVE-2026-50657","body":"## Overview\n\nExposure of private personal information to an unauthorized actor in Microsoft Defender allows an authorized attacker to disclose information locally.\n\n## Affected\n\n- `defender_for_endpoint_for_mac >= 101.0.0 < 101.26042.0020`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":38,"depthScoreParts":{"impact":25.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}