CVE-2026-54842: Royal Plugins Royal Mcp

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Royal Plugins Royal MCP allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Royal MCP: from n/a through 1.4.25.

Affected products

• Royal Plugins Royal Mcp: up to and including 1.4.25

Published 2026-06-25. Last modified 2026-06-25.