CVE-2026-81776

The WP QuickLaTeX plugin versions up to 3.8.8 are vulnerable to unauthenticated Cross Site Scripting (XSS) attacks, allowing attackers to inject malicious scripts into web pages viewed by users. This vulnerability can lead to session hijacking, data theft, or defacement of the website. Website administrators using this plugin should prioritize immediate updates or mitigations to safeguard against potential exploitation.