CVE-2026-4064
- State
- Published
- Severity
- 8.3 High
- Published
- Mar 17, 2026
- Updated
- Mar 17, 2026
- Reserved
- Mar 12, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.3 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L | CISA-ADP |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
PowerShell UniversalDevolutions |
|
References
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