CVE-2026-81776: Advanpix Wp Quicklatex

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Unauthenticated Cross Site Scripting (XSS) in WP QuickLaTeX <= 3.8.8 versions.

Affected products

• Advanpix Wp Quicklatex: up to and including 3.8.8

Published 2026-09-03. Last modified 2026-09-04.