Vulnerability Description
The Paypal Payment Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'buttom_image' parameter of the [paypal-shortcode] shortcode in all versions up to, and including, 1.01 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/paypal-payments-shortcode/tags/1.01/s
- https://plugins.trac.wordpress.org/browser/paypal-payments-shortcode/tags/1.01/s
- https://plugins.trac.wordpress.org/browser/paypal-payments-shortcode/trunk/sls-p
- https://plugins.trac.wordpress.org/browser/paypal-payments-shortcode/trunk/sls-p
- https://www.wordfence.com/threat-intel/vulnerabilities/id/b0b1fbb1-fc2c-4eb9-89c
FAQ
What is CVE-2025-13966?
CVE-2025-13966 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The Paypal Payment Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'buttom_image' parameter of the [paypal-shortcode] shortcode in all versions up to, and including...
How severe is CVE-2025-13966?
CVE-2025-13966 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-2025-13966?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.