CVE-2024-38711 in Link Library Plugin
Summary
by MITRE • 07/20/2024
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Yannick Lefebvre Link Library allows Reflected XSS.This issue affects Link Library: from n/a through 7.7.1.
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Analysis
by VulDB Data Team • 03/17/2025
The vulnerability identified as CVE-2024-38711 represents a critical cross-site scripting weakness within the Yannick Lefebvre Link Library software ecosystem. This flaw manifests as an improper neutralization of input during web page generation processes, creating an environment where malicious scripts can be injected and executed within the context of affected web applications. The vulnerability specifically impacts versions of the Link Library ranging from the initial release through version 7.7.1, indicating a persistent issue that has not been fully addressed in the affected software lineage.
The technical implementation of this vulnerability stems from insufficient validation and sanitization of user-supplied input parameters that are subsequently reflected back to users within web page content. When the application processes user input without adequate neutralization measures, it creates opportunities for attackers to inject malicious JavaScript code through carefully crafted payloads. This reflected XSS vulnerability occurs because the application fails to properly encode or escape input data before incorporating it into dynamically generated web pages, allowing malicious scripts to execute in the victim's browser context.
From an operational perspective, this vulnerability presents significant security risks to organizations utilizing the affected Link Library software. Attackers can exploit this weakness by crafting malicious URLs containing script payloads that, when clicked by unsuspecting users, execute arbitrary code within their browser sessions. The reflected nature of this vulnerability means that the malicious input is immediately reflected back to the user without being stored on the server, making it particularly challenging to detect through traditional security monitoring approaches. This vulnerability can potentially lead to session hijacking, credential theft, data exfiltration, and other malicious activities that compromise user confidentiality and system integrity.
The security implications extend beyond simple script execution, as this vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications. The ATT&CK framework categorizes this as a technique for code injection and privilege escalation, potentially enabling attackers to establish persistent access to affected systems. Organizations should immediately implement mitigations including input validation, output encoding, and proper content security policy implementation to prevent exploitation. The vulnerability also highlights the importance of regular security assessments and timely patch management to address known weaknesses in third-party software components.
Organizations deploying the affected Link Library software should prioritize immediate remediation efforts, including updating to the latest available version or implementing compensating controls such as web application firewalls and input validation mechanisms. The vulnerability demonstrates the critical importance of secure coding practices and input sanitization in preventing common web application attacks, particularly those that leverage user interaction patterns to execute malicious code within legitimate web contexts.