CVE-2026-10623

Description

The PressPrimer Quiz – AI Quiz Maker, Exam Builder & LMS Assessment Plugin plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.3.0 via the 'rule_id' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with custom-level access and above, to modify or delete quiz rules belonging to other teachers, resulting in unauthorized tampering of another user's quiz structure.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/150ac796-d77b-4915-8bbf-9f9b54be8eaf?source=cve

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L434

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1963

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1923

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1860

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1813

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1786

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1703

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L434

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1963

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1923

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1860

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1813

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1786

https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1703

https://github.com/PressPrimer/pressprimer-quiz/commit/1795687

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3

EPSS