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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0026.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
pressprimer PressPrimer Quiz – AI Quiz Maker, Exam Builder & LMS Assessment Plugin unaffected
Version Status Constraints
0 affected ≤ 2.3.0

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/PressPrimer/pressprimer-quiz/commit/1795687 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1703 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1786 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1813 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1860 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1923 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L1963 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.1.0/includes/api/class-ppq-rest-controller.php#L434 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1703 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1786 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1813 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1860 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1923 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L1963 cve-icon
https://plugins.trac.wordpress.org/browser/pressprimer-quiz/tags/2.2.2/includes/api/class-ppq-rest-controller.php#L434 cve-icon
https://www.wordfence.com/threat-intel/vulnerabilities/id/150ac796-d77b-4915-8bbf-9f9b54be8eaf?source=cve cve-icon
History

Thu, 18 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
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.
Title PressPrimer Quiz <= 2.3.0 - Insecure Direct Object Reference to Authenticated (Custom+) Arbitrary Modification via 'quiz_id', 'item_id', and 'rule_id' Parameters
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-06-18T18:18:48.769Z

Reserved: 2026-06-02T14:00:23.399Z

Link: CVE-2026-10623

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

Updated: 2026-06-18T18:15:02Z

Weaknesses