CVE Database · CVE-2026-41091
CVSS v3.1
7.8
EPSS
1.17%
Published
May 20, 2026
Modified
May 20, 2026
CISA Known Exploited Vulnerability
Added: 2026-05-20 · Due: 2026-06-03
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Public PoC / Exploit (2)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeaknesses (CWE)
Affected Products (1)
References (2)