CVE-2026-4064

Summary

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.

Affected Software

VendorProductVersion RangeStatus
DevolutionsPowerShell Universal2026.1.0 < 2026.1.4affected

Weaknesses

  • CWE-862: CWE-862

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References