Description
WordPress Plugin Contact Form 7-PayPal Add-on is prone to a cross-site request forgery vulnerability. Exploiting this issue may allow a remote attacker to perform certain administrative actions and gain unauthorized access to the affected application; other attacks are also possible. WordPress Plugin Contact Form 7-PayPal Add-on version 1.3.4 is vulnerable; prior versions may also be affected.
Remediation
Edit the source code to ensure that CSRF protection is implemented with Nonce-like mechanism or disable the plugin until a fix is available
References
Related Vulnerabilities
Drupal Core 8.x.x Multiple Security Bypass Vulnerabilities (8.0.0 - 8.8.12)
Drupal Core 4.5.x Cross-Site Scripting (4.5.0 - 4.5.5)
MyBB Other Vulnerability (CVE-2007-0689)
WordPress Plugin NextScripts:Social Networks Auto-Poster Cross-Site Scripting (4.3.20)
WordPress Plugin Form Manager Remote Command Execution (1.7.2)