CVE-2026-3563 describes an improper input validation vulnerability in PowerShell Universal versions prior to 2026.1.4, allowing an authenticated user with specific permissions to override application or system routes. This can lead to unintended request routing and denial of service. With a CVSS score of 5.5 (Medium), exploitation requires high privileges but has low attack complexity, impacting integrity and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed on CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2026.1.0, < 2026.1.4CPE match | cpe:2.3:a:devolutions:powershell_universal:*:*:*:*:*:*:*:* | ||
< 2026.1.4CPE 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:H/UI:N/S:U/C:N/I:H/A:L
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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.