CVE-2026-42834CWE-59

Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability

High · published May 20, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
29.8
In the wild
Unconfirmed
What it is

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

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
0.00370 · 29.8th percentile
Weakness
CWE-59 · Improper Link Resolution Before File Access ('Link Following')
Published
2026-05-20T13:09Z
EPSS history
Timeline
  • 20 MAY 13:09Z
    Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability
    cvelistv5