CVE-2025-52791 in Knowledge Base Maker Plugin
Summary
by MITRE • 06/20/2025
Cross-Site Request Forgery (CSRF) vulnerability in devfelixmoira Knowledge Base – Knowledge Base Maker allows Stored XSS. This issue affects Knowledge Base – Knowledge Base Maker: from n/a through 1.1.8.
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Analysis
by VulDB Data Team • 06/20/2025
This cross-site request forgery vulnerability exists within the devfelixmoira Knowledge Base – Knowledge Base Maker plugin, specifically impacting versions ranging from an unspecified initial state through 1.1.8. The flaw represents a critical security weakness that enables attackers to execute malicious actions on behalf of authenticated users without their knowledge or consent. The vulnerability stems from insufficient validation of request origins and lacks proper anti-CSRF token implementation, creating an avenue for attackers to manipulate user sessions and perform unauthorized operations. The issue is particularly concerning as it allows for stored cross-site scripting attacks, amplifying the potential impact of the initial CSRF exploitation.
The technical implementation of this vulnerability allows malicious actors to craft specially crafted requests that, when executed by authenticated users, can trigger unintended actions within the knowledge base application. The absence of proper CSRF protection mechanisms means that attackers can leverage legitimate user sessions to perform operations such as creating, modifying, or deleting knowledge base entries. This weakness directly violates the principle of least privilege and demonstrates a failure in implementing proper session management controls. The vulnerability's classification aligns with CWE-352, which specifically addresses Cross-Site Request Forgery weaknesses in web applications, and reflects the broader category of insecure web application design patterns that enable session hijacking and unauthorized data manipulation.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it creates a persistent threat vector that can be exploited repeatedly by attackers. Once an authenticated user visits a malicious page or clicks on a compromised link, the CSRF attack can execute automatically without user intervention, potentially leading to data corruption, information disclosure, or complete system compromise. The stored XSS component amplifies the attack surface by allowing attackers to inject malicious scripts that persist within the application's database and execute against other users who view the compromised content. This creates a chain reaction where initial CSRF exploitation leads to persistent malicious code execution, potentially enabling advanced persistent threats and data exfiltration operations.
Organizations utilizing this knowledge base plugin must implement immediate mitigations to address the CSRF vulnerability. The primary remediation involves implementing robust anti-CSRF token mechanisms that are generated per session and validated on each request. These tokens should be cryptographically secure and properly integrated into all state-changing operations within the application. Additionally, implementing proper origin validation checks and ensuring that all requests originate from legitimate sources will significantly reduce the attack surface. The solution should also include proper input sanitization and output encoding to prevent XSS exploitation, aligning with ATT&CK technique T1059.001 for command and scripting interpreter usage. Security headers such as Content Security Policy should be enforced to further limit potential XSS execution vectors. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities within the application's codebase and ensure comprehensive protection against similar attack patterns.