CVE-2026-26141CWE-287

Hybrid Worker Extension (Arc‑enabled Windows VMs) Elevation of Privilege Vulnerability

High · published March 10, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
22.6
In the wild
Unconfirmed
What it is

Improper authentication in Azure Arc 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
0.00310 · 22.6th percentile
Weakness
CWE-287 · Improper Authentication
Published
2026-03-10T17:05Z
EPSS history
Timeline
  • 10 MAR 17:05Z
    Hybrid Worker Extension (Arc‑enabled Windows VMs) Elevation of Privilege Vulnerability
    cvelistv5