CVE-2026-3277

MEDIUM

PowerShell Universal <2026.1.3 - Info Disclosure

Title source: llm
STIX 2.1

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

Scores

CVSS v3 6.5
EPSS 0.0001
EPSS Percentile 1.0%
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