CVE-2025-21416

HIGH
2025-04-30 [email protected]
8.5
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:39 vuln.today
CVE Published
Apr 30, 2025 - 18:15 nvd
HIGH 8.5

Tags

Microsoft Authentication Bypass Azure Virtual Desktop

Description

Missing authorization in Azure Virtual Desktop allows an authorized attacker to elevate privileges over a network.

Analysis

Missing authorization in Azure Virtual Desktop allows an authorized attacker to elevate privileges over a network. Rated high severity (CVSS 8.5), this vulnerability is remotely exploitable. No vendor patch available.

Technical Context

This vulnerability is classified as Missing Authorization (CWE-862), which allows attackers to access resources or perform actions without proper authorization checks. Missing authorization in Azure Virtual Desktop allows an authorized attacker to elevate privileges over a network. Affected products include: Microsoft Azure Virtual Desktop.

Affected Products

Microsoft Azure Virtual Desktop.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement role-based access control, validate authorization on every request server-side, apply principle of least privilege.

Priority Score

43
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +42
POC: 0

Share

CVE-2025-21416 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy