What the vulnerability does
01Description
The Tribute Testimonials – WordPress Testimonial Grid/Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'tribute_testimonials_slider' shortcode in all versions up to, and including, 1.0.4 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Explanation of Vulnerability in Simple Terms
02Summary
The Tribute Testimonials WordPress plugin through version 1.0.4 contains a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts into testimonial content that execute in the browsers of other site visitors. The vulnerability affects the plugin's scope beyond the vulnerable component itself, potentially compromising site security and visitor data.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view testimonials.
Potential impact on your site
04Site Impact
Malicious scripts can steal visitor data, deface content, or redirect users to phishing sites.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress account (e.g., contributor or subscriber role).
Key dates
06Disclosure timeline
November 23, 2024
CVE published
April 8, 2026
Record updated
