CVE-2026-3277
Medium
Description
The OpenID Connect (OIDC) authentication configuration in PowerShell Universal before 2026.1.3 stores the OIDC client secret in cleartext in the .universal/authentication.ps1 script, which allows an attacker with read access to that file to obtain the OIDC client credentials
SeverityMedium
CVSS6.5
Exploit probability—
ProductIronmansoftware Powershell Universal
PublishedFeb 27, 2026
First seenFeb 27, 2026
Weakness typeCWE-312CWE-312
How to fix
Update
- ironmansoftware powershell_universal2026.1.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ironmansoftware powershell_universal | v < 2026.1.3 | 2026.1.3 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.