Vulnerability Description
The WHMCS Bridge plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the connect() function in all versions up to, and including, 6.9. This makes it possible for authenticated attackers, with Custom-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/whmcs-bridge/tags/6.9/bridge.init.php
- https://plugins.trac.wordpress.org/browser/whmcs-bridge/tags/6.9/bridge.init.php
- https://plugins.trac.wordpress.org/browser/whmcs-bridge/tags/6.9/bridge.init.php
- https://plugins.trac.wordpress.org/browser/whmcs-bridge/tags/6.9/includes/reques
- https://plugins.trac.wordpress.org/browser/whmcs-bridge/tags/6.9/includes/reques
- https://www.wordfence.com/threat-intel/vulnerabilities/id/c4fe6dcc-93c8-4956-85a
FAQ
What is CVE-2026-14489?
CVE-2026-14489 is a vulnerability with a CVSS score of 8.8 (HIGH). The WHMCS Bridge plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the connect() function in all versions up to, and including, 6.9. This makes it pos...
How severe is CVE-2026-14489?
CVE-2026-14489 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-14489?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.