CVE-2026-109985
xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN <= 1.4.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'post_content' Parameter
- State
- Published
- Severity
- 6.4 Medium
- Published
- Oct 17, 2026
- Updated
- Oct 18, 2026
- Reserved
- Oct 13, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N | Wordfence |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDNwpdevteam |
|
References
- 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
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