Vulnerability Description
The WPBookit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'css_code' parameter in all versions up to, and including, 1.0.6 due to a missing capability check on the save_custome_code() function. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/d0n601/CVE-2025-12135
- https://plugins.trac.wordpress.org/browser/wpbookit/trunk/core/admin/classes/cla
- https://plugins.trac.wordpress.org/browser/wpbookit/trunk/core/admin/classes/cla
- https://plugins.trac.wordpress.org/browser/wpbookit/trunk/core/admin/classes/con
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old
- https://ryankozak.com/posts/cve-2025-12135/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/7d7b2c79-c4f7-4611-a22
FAQ
What is CVE-2025-12135?
CVE-2025-12135 is a vulnerability with a CVSS score of 7.2 (HIGH). The WPBookit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'css_code' parameter in all versions up to, and including, 1.0.6 due to a missing capability check on the save_cu...
How severe is CVE-2025-12135?
CVE-2025-12135 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-12135?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.