Stored Cross-Site Scripting Vulnerability in WPFAQBlock Plugin for WordPress

CVE-2026-1093

What is CVE-2026-1093?

The WPFAQBlock – FAQ & Accordion Plugin for Gutenberg in WordPress is susceptible to Stored Cross-Site Scripting (XSS) attacks due to inadequate input sanitization and output escaping for the 'class' parameter in the 'wpfaqblock' shortcode. Authenticated attackers with Contributor-level access or higher can exploit this vulnerability to inject malicious scripts into web pages. This risk could lead to unauthorized script execution whenever affected pages are accessed, posing a significant security threat to users and their data.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch →

References