CVE-2024-8981 | BDVDB-2026-249697 Detail
wpmudevBroken Link Checker
Description#
The Broken Link Checker plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg in /app/admin-notices/features/class-view.php without appropriate escaping on the URL in all versions up to, and including, 2.4.0. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.
Weaknesses#
- CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
References#
- https://www.wordfence.com/threat-intel/vulnerabilities/id/429fe34a-5fa9-4032-9b21-4de114dbc9d1?source=cve
- https://plugins.trac.wordpress.org/changeset/3159860/broken-link-checker/trunk/app/admin-notices/features/class-view.php
- https://plugins.trac.wordpress.org/browser/broken-link-checker/tags/2.4.0/app/admin-notices/features/class-view.php#L43
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.