CVE-2026-96533: Unknown Testimonials Widget

Medium severity, CVSS 5.8. EPSS: 0.2% chance of exploitation in the next 30 days.

The Testimonials Widget WordPress plugin through 4.0.4 does not validate a user-supplied URL before fetching it server-side and storing the response as a public file, allowing unauthenticated users to make the server issue requests to internal services and read the responses.

Affected products

• Unknown Testimonials Widget: up to and including 4.0.4

Published 2026-09-26. Last modified 2026-09-28.