High severity8.3NVD Advisory· Published Mar 17, 2026· Updated Jun 17, 2026
CVE-2026-4064
CVE-2026-4064
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:*Range: <2026.1.4
<2026.1.4+ 1 more
- (no CPE)range: <2026.1.4
- (no CPE)range: 2026.1.0
- Range: <2026.1.4
Patches
Vulnerability mechanics
References
1- devolutions.net/security/advisories/DEVO-2026-0008nvdVendor Advisory
News mentions
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