What the vulnerability does
01Description
The The Classified Listing – Classified ads & Business Directory Plugin plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.0.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for authenticated attackers, with Subscriber-level access and above, to execute arbitrary shortcodes.
Explanation of Vulnerability in Simple Terms
02Summary
The Classified Listing plugin for WordPress contains a code injection vulnerability in versions up to 5.0.3. An authenticated user with low privileges can inject and execute arbitrary PHP code on the site. This requires only network access and no user interaction. The vulnerability allows attackers to read sensitive data and modify site content.
What an attacker can do
03Attacker Capabilities
Inject and execute arbitrary PHP code to read data and modify site content.
Potential impact on your site
04Site Impact
Compromised site data, modified content, and potential further site takeover via code execution.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account on the WordPress site.
Key dates
06Disclosure timeline
November 17, 2025
CVE published
April 8, 2026
Record updated