Published: May 10, 2026 | Last Modified: May 11, 2026
WordPress Plugin Testimonial Slider and Showcase 2.2.6 contains a stored cross-site scripting vulnerability that allows authenticated editors to inject malicious scripts by failing to sanitize the post_title parameter. Attackers with editor privileges can inject JavaScript payloads through the testimonial title field that execute in the browsers of users viewing the draft post, enabling cookie theft and session hijacking.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.