CVE-2026-6640

Summary

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.

Affected Software

Weaknesses

• CWE-79: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.wordfence.com/threat-intel/vulnerabilities/id/ac0abf8e-6efd-4cf5-ad03-8442d892a35f?source=cve
• https://plugins.trac.wordpress.org/browser/media-library-assistant/trunk/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#L1089-L1106
• 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/tags/3.34/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
• 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/trunk/includes/class-mla-shortcode-tag-cloud.php#L76-L95
• 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/changeset/3512155/

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