Vulnerability in Royal MCP – Secure AI Connector for Claude, ChatGPT & Gemini — CVE-2026-111960
MediumSeverity
0.1%Estimated exploit probability
10,000+ sitesInstalls
1.5.10Fixed in
What to do now
Update Royal MCP – Secure AI Connector for Claude, ChatGPT & Gemini to 1.5.10 or later.
Affected versions
- 1.4.38 to 1.5.9 (inclusive)
Affected: Royal MCP – Secure AI Connector for Claude, ChatGPT & Gemini (plugin, royal-mcp)
What the vulnerability is
The Royal MCP – Secure AI Connector for Claude, ChatGPT & any LLM via MCP plugin for WordPress is vulnerable to unauthorized access in versions 1.4.38 through 1.5.9. This is due to a missing capability check on a function. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.