CVE-2024-6810: Quiz Organizer <= 2.9.1 - Authenticated (Administrator+) Stored Cross-Site Scripting
Description
The Quiz Organizer plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.9.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Classification
CVE ID: CVE-2024-6810
CVSS Base Severity: MEDIUM
CVSS Base Score: 4.4
CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Problem Types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Affected Products
Vendor: quizorganizer
Product: Quiz Organizer
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.05% (probability of being exploited)
EPSS Percentile: 11.09% (scored less or equal to compared to others)
EPSS Date: 2025-03-27 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2024-6810https://www.wordfence.com/threat-intel/vulnerabilities/id/651646b0-231f-401c-9f6d-d414609bd7ba?source=cve
https://plugins.trac.wordpress.org/browser/quiz-organizer/trunk/src/includes/admin/admin-modify-quiz.php#L230
https://plugins.trac.wordpress.org/browser/quiz-organizer/trunk/src/includes/admin/admin-modify-quiz.php#L570
https://wordpress.org/plugins/quiz-organizer/#developers
https://plugins.trac.wordpress.org/browser/quiz-organizer/trunk/src/includes/sets/class-qzorg-plug-shortcode.php#L508