| CVE Number | Vulnerability | Product | Severity | Date |
|---|---|---|---|---|
| CVE-2026-41091 | Microsoft Defender Elevation of Privilege Vulnerability | Microsoft Defender | Important | 29-05-2026 |
Technical Information
An authorized attacker with local low-privileged access could exploit an improper link resolution (link-following) flaw in Microsoft Defender to perform unauthorized file operations and elevate privileges to NT AUTHORITY\SYSTEM on the affected system.
Patch release date: May 19, 2026
Further information on this vulnerability is available at : CVE-2026-41091