CVE-2026-54121
Medium
Elevated severity or exploit probability.
CVSS base
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.8%
54.0th percentile
CISA KEV
Not listed
Weakness / dates
CWE-285
Published 2026-07-14 · modified 2026-07-21
Description
Improper authorization in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges over a network.