Ad

CVE-2026-26141

HIGH CVSS 3.1: 7.8 EPSS 0.05%
Updated Mar 13, 2026
Microsoft
Parameter Value
CVSS 7.8 (HIGH)
Affected Versions 1.0.0 — 1.3.74
Fixed In 1.3.74
Type CWE-863 (Incorrect Authorization), CWE-287 (Improper Authentication)
Vendor Microsoft
Public PoC No

Improper authentication in Azure Arc allows an authorized attacker to elevate privileges locally.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Microsoft Azure_Automation_Hybrid_Worker_Windows_Extension
cpe:2.3:a:microsoft:azure_automation_hybrid_worker_windows_extension:*:*:*:*:*:*:*:*
1.0.0 1.3.74