CVE-2026-41091
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
8.2%
94.6th percentile
CISA KEV
Listed
Added 2026-05-20 · patch by 2026-06-03
Weakness / dates
CWE-59
Published 2026-05-20 · modified 2026-07-24
Description
Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.