Vulnerability Description
The All-in-One Video Gallery – Video Player & Galleries for YouTube, Vimeo & Self-Hosted Videos plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'more_link' parameter in all versions up to, and including, 4.9.7 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.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/all-in-one-video-gallery/tags/4.9.7/i
- https://plugins.trac.wordpress.org/browser/all-in-one-video-gallery/tags/4.9.7/p
- https://plugins.trac.wordpress.org/browser/all-in-one-video-gallery/tags/4.9.7/p
- https://plugins.trac.wordpress.org/changeset/3759353/all-in-one-video-gallery/tr
- https://www.wordfence.com/threat-intel/vulnerabilities/id/97200206-e43d-403e-8aa
FAQ
What is CVE-2026-109974?
CVE-2026-109974 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The All-in-One Video Gallery – Video Player & Galleries for YouTube, Vimeo & Self-Hosted Videos plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'more_link' parameter in all v...
How severe is CVE-2026-109974?
CVE-2026-109974 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-109974?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.