CVE-2026-109985

MEDIUM 6.4

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

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	wpdevteam
Product	xspeed cache: ai-powered performance hub with mcp, caching & cdn
Published	Oct 17, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

wpdevteam / xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN

0 ≤ 1.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

Credits

Wordfence PRISM