CVE-2024-49692 in AffiliateX Plugin
Summary
by MITRE • 10/29/2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPCenter AffiliateX affiliatex allows Stored XSS.This issue affects AffiliateX: from n/a through <= 1.2.9.
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Analysis
by VulDB Data Team • 04/07/2026
The vulnerability identified as CVE-2024-49692 represents a critical cross-site scripting weakness within the WPCenter AffiliateX plugin, specifically affecting versions up to and including 1.2.9. This stored XSS vulnerability occurs during the web page generation process when user input is not properly sanitized or neutralized before being rendered back to users. The flaw allows attackers to inject malicious scripts that persist in the application's database and execute whenever affected pages are accessed by other users.
This vulnerability falls under CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a classic stored cross-site scripting attack vector. The issue stems from insufficient validation and sanitization of user-supplied data that gets stored in the plugin's database and subsequently displayed without proper encoding or filtering mechanisms. Attackers can exploit this weakness by crafting malicious payloads that get stored in the system and executed in the context of other users' browsers when they view affected pages.
The operational impact of this vulnerability is significant as it enables attackers to execute arbitrary JavaScript code in the browsers of authenticated users who access the affected plugin functionality. This can lead to session hijacking, credential theft, redirection to malicious sites, data exfiltration, and potential full compromise of user accounts. The stored nature of the vulnerability means that once an attacker successfully injects malicious code, it will persist and affect all users who access the compromised pages until the malicious content is removed from the database. The vulnerability affects the entire AffiliateX plugin ecosystem, potentially compromising the security of thousands of WordPress installations that rely on this plugin for affiliate marketing functionality.
Mitigation strategies should focus on implementing proper input validation and output encoding mechanisms throughout the plugin's codebase. All user-supplied data must be sanitized using appropriate encoding functions before being stored in the database and rendered in web pages. The recommended approach includes implementing Content Security Policy headers, using proper HTML escaping for dynamic content, and ensuring that all input fields undergo rigorous validation before processing. Additionally, maintaining up-to-date plugin versions and implementing regular security audits of third-party components are essential defensive measures. Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns to detect potential exploitation attempts. This vulnerability aligns with ATT&CK technique T1531 which involves modifying or adding system level defenses, and T1059 which covers command and scripting interpreter techniques, as attackers could leverage this XSS to establish persistent access through malicious script execution in user browsers.