HD Quiz 2.2.0 – 2.2.1 – Cross-Site Request Forgery via Multiple AJAX Handlers_CVE-2026-13422
The HD Quiz plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions 2.2.0 to 2.2.1. This is due to missing or incorrect nonce validation on the hdq_validate_nonce function. This makes it possible for unauthenticated attackers to delete or modify quizzes an...