CVE-2026-55001CWE-295

Active Directory Domain Services Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
21.3
In the wild
Unconfirmed
What it is

Improper certificate validation in Windows Active Directory allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00298 · 21.3th percentile
Weakness
CWE-295 · Improper Certificate Validation
Published
2026-07-14T17:04Z
EPSS history
Timeline
  • 14 JUL 17:04Z
    Active Directory Domain Services Elevation of Privilege Vulnerability
    cvelistv5