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
References (1)
Core 1
Core References
Vendor Advisory
https://devolutions.net/security/advisories/DEVO-2026-0006
Scores
CVSS v3
6.5
EPSS
0.0016
EPSS Percentile
5.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-312
Status
published
Products (2)
Devolutions/PowerShell Universal
< 2026.1.3
ironmansoftware/powershell_universal
< 2026.1.3
Published
Feb 27, 2026
Tracked Since
Feb 27, 2026