CVE-2025-27352 in 无觅相关文章插件 Plugin
Summary
by MITRE • 02/24/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wumii team 无觅相关文章插件 allows Stored XSS. This issue affects 无觅相关文章插件: from n/a through 1.0.5.7.
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Analysis
by VulDB Data Team • 02/24/2025
This vulnerability represents a critical cross-site scripting flaw in the 无觅相关文章插件, a WordPress plugin developed by the wumii team. The issue manifests as an improper neutralization of input during web page generation, creating an environment where malicious scripts can be persistently stored and executed. The vulnerability specifically affects versions ranging from an unspecified initial version through 1.0.5.7, indicating a prolonged exposure window that could allow attackers to exploit this weakness for extended periods. The stored nature of this XSS vulnerability means that malicious payloads are not only executed during the initial request but are permanently embedded within the plugin's data storage, making them particularly dangerous as they can affect multiple users over time.
The technical implementation of this flaw occurs during the web page generation process where user input is not properly sanitized or escaped before being rendered in HTML output contexts. When users interact with the plugin's functionality, particularly when submitting content or configuration parameters, the system fails to adequately validate and neutralize potentially malicious input. This allows attackers to inject script code that gets stored in the plugin's database or configuration files. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and demonstrates how improper input handling during dynamic content generation creates persistent attack vectors. The stored XSS nature means that the malicious code becomes part of the plugin's legitimate functionality, making detection more challenging for both administrators and security monitoring systems.
The operational impact of this vulnerability extends beyond simple script execution, creating potential pathways for more sophisticated attacks within compromised WordPress environments. An attacker who successfully exploits this vulnerability can execute arbitrary JavaScript code in the context of any user who views pages containing the malicious content. This could enable session hijacking, credential theft, data exfiltration, and privilege escalation attacks. The vulnerability affects the entire WordPress ecosystem where the plugin is installed, potentially allowing attackers to gain unauthorized access to administrative functions or user accounts. According to ATT&CK framework, this vulnerability maps to T1566.001 (Phishing via Social Engineering) and T1059.007 (Command and Scripting Interpreter: JavaScript), as it enables attackers to deliver malicious JavaScript payloads and execute them within user browsers. The persistent nature of stored XSS means that even users who do not directly interact with the malicious content can be compromised when the plugin generates pages containing the stored scripts, creating a wide attack surface.
Mitigation strategies for this vulnerability should prioritize immediate plugin updates to versions that address the XSS flaw, as this represents the most direct solution to the identified weakness. Administrators should also implement comprehensive input validation and output encoding mechanisms within their WordPress installations, ensuring that all user-supplied content is properly sanitized before being stored or displayed. Network-level defenses including web application firewalls and content filtering systems can provide additional protection layers, though these should not replace proper code-level fixes. Security monitoring should include regular checks for unauthorized modifications to plugin files and database entries that might indicate exploitation attempts. Organizations should also consider implementing CSP (Content Security Policy) headers to limit script execution contexts and reduce the impact of potential XSS attacks. The vulnerability underscores the critical importance of regular security audits and prompt patch management processes, as it demonstrates how seemingly minor input validation flaws can create significant security risks in web applications.