CVE-2026-94674 in Pixel Manager Plugin
Summary
by MITRE • 09/30/2026
Contributor Cross Site Scripting (XSS) in Pixel Manager for WooCommerce <= 1.69.0 versions.
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Analysis
by VulDB Data Team • 09/30/2026
The vulnerability identified as Contributor Cross-Site Scripting within the Pixel Manager for WooCommerce plugin, affecting versions up to and including 1.69.0, represents a significant security flaw rooted in insufficient input validation and output encoding mechanisms. This specific weakness allows authenticated users with lower-level privileges, such as contributors or editors, to inject malicious client-side scripts into web pages viewed by other users. The core technical failure lies in the application's handling of user-supplied data that is subsequently rendered within the browser context without proper sanitization. When a contributor inputs content intended for display on the frontend or backend interface, the plugin fails to adequately escape special characters such as angle brackets, quotes, and ampersands. This oversight permits the execution of arbitrary JavaScript code in the victim's browser session, effectively bypassing the same-origin policy that normally restricts how documents interact with each other.
From a technical perspective, this flaw aligns directly with CWE-79, which classifies Improper Neutralization of Input During Web Page Generation known as Cross-site Scripting. The vulnerability is particularly concerning because it does not require administrative privileges to exploit, thereby expanding the attack surface significantly. In typical WordPress environments, contributors have limited capabilities but are still trusted enough to create and edit content. By leveraging this trust boundary violation, an attacker can craft a payload that executes when another user, potentially with higher privileges like administrators or customers viewing product pages, accesses the compromised page. The malicious script can then perform actions on behalf of the victim, such as stealing session cookies, capturing authentication tokens, or performing state-changing requests to administrative endpoints if cross-site request forgery protections are also weakly implemented in conjunction with this XSS vector.
The operational impact of this vulnerability extends beyond mere defacement or nuisance alerts. In a commercial e-commerce environment powered by WooCommerce, the integrity of user sessions and data is paramount. An attacker exploiting this flaw could redirect users to phishing sites designed to steal login credentials for both customer accounts and administrative dashboards. Furthermore, if the injected script includes keyloggers or form grabbers, sensitive information such as credit card details entered during checkout processes could be intercepted before being transmitted securely to payment gateways. This compromises not only the confidentiality of user data but also the trustworthiness of the e-commerce platform itself. For businesses relying on this plugin for tracking pixels and analytics integration, a successful exploitation might also allow an attacker to manipulate tracking data or inject malicious redirects that harm search engine optimization efforts and brand reputation.
Mitigation strategies must address both immediate remediation and long-term security posture improvements. The most effective solution is to upgrade the Pixel Manager for WooCommerce plugin to version 1.69.1 or later, where developers have presumably implemented proper input sanitization using functions like wp_kses_post or esc_html depending on the context of output. Until an update is available, site administrators should restrict contributor-level access to trusted individuals only and consider disabling user registration if not strictly necessary for business operations. Implementing a Web Application Firewall can provide an additional layer of defense by filtering out common XSS payloads in HTTP requests before they reach the application logic. Additionally, enforcing Content Security Policy headers on the website can mitigate the impact of successful injections by restricting the sources from which scripts are allowed to execute, thereby preventing the loading of external malicious resources even if inline script injection occurs. Regular security audits and code reviews focusing on data flow between user input and browser output are essential to prevent similar vulnerabilities in future updates or custom integrations within the WordPress ecosystem.