CVE-2026-109985xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN <= 1.4.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'post_content' Parameter

Descripción

The xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'content' parameter in all versions up to, and including, 1.4.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• https://www.wordfence.com/threat-intel/vulnerabilities/id/0d2f534b-804e-4def-bcc6-7418ad7d1ffd?source=cve
• https://plugins.trac.wordpress.org/browser/xspeed/tags/1.4.2/includes/class-lazy-loader.php#L882
• https://plugins.trac.wordpress.org/browser/xspeed/tags/1.4.2/includes/class-lazy-loader.php#L879
• https://plugins.trac.wordpress.org/browser/xspeed/tags/1.4.2/includes/modules/Lazy/LazyModule.php#L197
• https://plugins.trac.wordpress.org/browser/xspeed/tags/1.4.2/includes/class-lazy-loader.php#L742
• https://plugins.trac.wordpress.org/changeset?reponame=&old=3749755%40xspeed&new=3749755%40xspeed