CVE-2026-54842
High
Description
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.
SeverityHigh
CVSS8.1
Exploit probability—
ProductRoyal MCP
PublishedJun 25, 2026
First seenJun 25, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Royal Plugins Royal MCP | v ≤ 1.4.25 | — |
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