Alex Mills SyntaxHighlighter Evolved DOM-Based Cross-Site Scripting Vulnerability

A DOM-based cross-site scripting vulnerability has been identified in the Alex Mills SyntaxHighlighter Evolved WordPress plugin, affecting versions through 3.7.1. This vulnerability arises from improper neutralization of input during web page generation, allowing malicious actors to inject and execute harmful scripts on the website.

Impact

Exploitation of this vulnerability allows for cross-site scripting, where injected scripts are executed in the context of the user's browser. This could lead to the injection of malicious payloads, such as redirects or advertisements, which would be executed when visitors access the affected site.

Remediation

Users of the SyntaxHighlighter Evolved WordPress plugin should update to version 3.7.2 or later to address this vulnerability. Patchstack users can enable auto-update for vulnerable plugins.