Vulnerability · Published Feb 27, 2026 · Assigned by DEVOLUTIONS
CVE-2026-3277
Medium 5.5
In plain English
A medium-severity security flaw in PowerShell Universal from Devolutions. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Devolutions | PowerShell Universal | 0 – before 2026.1.3 |
Weakness: CWE-312 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N