CVE-2026-4064

CVE-2026-4064

Vendor Devolutions
Product PowerShell Universal
Weakness CWE-862 · Missing authorization
Published March 17, 2026
Last update March 17, 2026

CVSS base score

What the vulnerability does

01Description

Missing authorization checks on multiple gRPC service endpoints in PowerShell Universal before 2026.1.4 allows an authenticated user with any valid token to bypass role-based access controls and perform privileged operations — including reading sensitive data, creating or deleting resources, and disrupting service operations — via crafted gRPC requests.

Key dates

02Disclosure timeline

March 17, 2026 CVE published
March 17, 2026 Record updated

Related vulnerabilities

04Related CVE