Vulnerability Description
The Related Posts Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.12 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/prabhatverma47/Wordpress-Related-Posts-Lite-plugin-XSS-PoC?ut
- https://plugins.trac.wordpress.org/browser/related-posts-lite/tags/1.12/
- https://wordpress.org/plugins/related-posts-lite/?utm_source=chatgpt.com
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5dadd49c-33b2-43d8-a6a
FAQ
What is CVE-2025-11926?
CVE-2025-11926 is a vulnerability with a CVSS score of 4.4 (MEDIUM). The Related Posts Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.12 due to insufficient input sanitization and output...
How severe is CVE-2025-11926?
CVE-2025-11926 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-11926?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.