Vulnerability Description
The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is due to missing nonce validation on the "wbcr_upm_change_flag" function. This makes it possible for unauthenticated attackers to disable plugin/theme update notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/changeset/3421009/clearfy
- https://research.cleantalk.org/cve-2025-13749/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/55750dcf-c6ec-4be6-967
FAQ
What is CVE-2025-13749?
CVE-2025-13749 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The Clearfy Cache – WordPress optimization plugin, Minify HTML, CSS & JS, Defer plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.4.0. This is du...
How severe is CVE-2025-13749?
CVE-2025-13749 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-13749?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.