What the vulnerability does
01Description
The Surbma | Recent Comments Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'recent-comments' shortcode in all versions up to, and including, 2.0 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 Surbma Recent Comments Shortcode plugin through version 2.0 contains a cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors. The vulnerability affects the scope beyond the vulnerable component, potentially compromising multiple users' sessions and data.
What an attacker can do
03Attacker Capabilities
Inject malicious JavaScript that runs in other users' browsers and affects site functionality.
Potential impact on your site
04Site Impact
Authenticated users can inject scripts affecting other visitors; site admin should update immediately.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account on the site.
Key dates
06Disclosure timeline
August 16, 2025
CVE published
April 8, 2026
Record updated