CVE-2025-30877 in Quiz Cat Plugin
Summary
by MITRE • 03/27/2025
Missing Authorization vulnerability in fatcatapps Quiz Cat allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Quiz Cat: from n/a through 3.0.8.
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Analysis
by VulDB Data Team • 03/27/2025
The CVE-2025-30877 vulnerability represents a critical authorization flaw within the fatcatapps Quiz Cat application that exposes improper access control configurations. This security weakness enables unauthorized users to exploit the application's incorrectly configured security levels, potentially allowing them to access protected functionality or data without proper authentication. The vulnerability affects all versions of Quiz Cat from the initial release through version 3.0.8, indicating a long-standing issue that has persisted across multiple iterations of the software. The missing authorization mechanism suggests that the application fails to properly validate user permissions before granting access to sensitive features or data within the quiz management system.
This vulnerability directly relates to CWE-285, which addresses improper authorization within software applications, and aligns with ATT&CK technique T1078.004 for valid accounts and T1566.001 for spearphishing attachments, as attackers could exploit this weakness to gain unauthorized access to quiz content or administrative functions. The flaw manifests when the application does not adequately enforce access control policies, allowing malicious actors to bypass normal authentication procedures and potentially manipulate quiz configurations, view or modify quiz results, or access restricted administrative interfaces. The impact extends beyond simple data exposure to include potential privilege escalation and unauthorized modifications to the quiz application's core functionality.
The operational impact of this vulnerability is significant as it undermines the fundamental security posture of the Quiz Cat application, which is designed to provide educational assessment tools. Attackers could exploit this weakness to access sensitive quiz data, manipulate test results, or gain administrative control over the quiz system. The vulnerability affects the application's integrity and confidentiality, potentially allowing unauthorized users to alter quiz content, access student information, or disrupt the educational assessment process. Organizations relying on this application for testing and evaluation purposes face increased risk of data breaches, academic dishonesty, and potential legal consequences due to compromised assessment integrity.
Mitigation strategies for CVE-2025-30877 should focus on implementing proper authorization controls and access validation mechanisms within the Quiz Cat application. Organizations should immediately update to the latest version of the software if available, or implement compensating controls such as network segmentation, additional authentication layers, and monitoring of access patterns. Security patches should enforce strict access control checks at every application entry point, validate user permissions before granting access to sensitive functions, and implement proper session management. Additionally, organizations should conduct comprehensive security assessments of their quiz systems, review access control configurations, and establish monitoring procedures to detect unauthorized access attempts. The remediation process should include code review to ensure proper implementation of authorization checks, enforcement of principle of least privilege, and regular security testing to prevent similar vulnerabilities from emerging in future versions of the application.