CVE-2026-3277 describes a vulnerability in PowerShell Universal versions prior to 2026.1.3, where the OpenID Connect (OIDC) client secret is stored in cleartext within the .universal/authentication.ps1 script. This medium-severity flaw (CVSS 6.5) allows an attacker with low privileges and read access to the file to remotely obtain sensitive OIDC client credentials, resulting in a high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code availability, or significant community discussion or media coverage for this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0, < 2026.1.3CPE match | cpe:2.3:a:devolutions:powershell_universal:*:*:*:*:*:*:*:* | ||
< 2026.1.3CPE matchmatch criteria | cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.