HD Quiz Plugin 2.2.0-2.2.1 CSRF Vulnerability (CVE-2026-13422)

HD Quiz 2.2.0 - 2.2.1 - Cross-Site Request Forgery (CSRF) Vulnerability Overview The HD Quiz plugin versions 2.2.0 through 2.2.1 are affected by a Cross-Site Request Forgery (CSRF) vulnerability. This issue stems from missing or incorrect nonce verification within the function. Consequently, unauthenticated attackers can delete or modify quizzes and questions, create new quizzes, and alter plugin settings by forging granted permissions, thereby enticing site administrators to perform actions such as clicking malicious links. Affected Versions Software Type: Plugin Software Slug: hd-quiz Affected Versions: 2.2.0 - 2.2.1 Fixed Version: 2.2.2 Remediation Recommendation: Upgrade to version 2.2.2 or later patched versions. Additional Information CVE ID: CVE-2026-13422 CVSS Score: 4.3 (Medium) Disclosure Date: June 26, 2026 Last Updated: June 27, 2026 Researcher: PRISM References plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.trac.wordpress.org plugins.t

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HD Quiz Plugin 2.2.0-2.2.1 CSRF Vulnerability (CVE-2026-13422)

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