Vulnerability in Media Library Assistant — CVE-2026-6640
MediumSeverity
0.4%Estimated exploit probability
70,000+ sitesInstalls
3.36Fixed in
What to do now
Update Media Library Assistant to 3.36 or later.
Affected versions
- Everything up to and including 3.35
Affected: Media Library Assistant (plugin, media-library-assistant)
What the vulnerability is
The Media Library Assistant plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'mla_link_attributes' parameter in all versions up to, and including, 3.35 due to insufficient input sanitization and output escaping. 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.
Sources
- https://plugins.trac.wordpress.org/browser/media-library-assistant/tags/3.34/includes/class-mla-shortcode-support.php#L270-L283
- https://plugins.trac.wordpress.org/browser/media-library-assistant/tags/3.34/includes/class-mla-shortcode-tag-cloud.php#L1041-L1046
- https://plugins.trac.wordpress.org/browser/media-library-assistant/tags/3.34/includes/class-mla-shortcode-tag-cloud.php#L1089-L1106
- https://plugins.trac.wordpress.org/browser/media-library-assistant/tags/3.34/includes/class-mla-shortcode-tag-cloud.php#L76-L95
- https://plugins.trac.wordpress.org/browser/media-library-assistant/trunk/includes/class-mla-shortcode-support.php#L270-L283
- https://plugins.trac.wordpress.org/browser/media-library-assistant/trunk/includes/class-mla-shortcode-tag-cloud.php#L1041-L1046