CVE-2026-54842 | Missing Authorization vulnerability in Royal Plugins Royal M… | CVSS 8.1 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.

Metadata

CVE ID: CVE-2026-54842
State: PUBLISHED
Assigner: Patchstack
Reserved: 2026-06-16 09:22 UTC
Published: 2026-06-25 13:16 UTC
Last updated: 2026-06-25 14:09 UTC
Primary CWE: CWE-862
CWE-862 Missing Authorization
Vendor / Product: Royal Plugins / Royal MCP
Sources: cve.org · NVD

Severity & Metrics

8.1 HIGH CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
Royal Plugins	Royal MCP	—	n/a ≤ 1.4.25

Weakness (CWE)

CWE	Source	Description
CWE-862	cna	CWE-862 Missing Authorization

CVSS scores (1)

Score	Severity	Version	Source	Vector
8.1	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References (1)

https://patchstack.com/database/wordpress/plugin/royal-mcp/vulnerability/wordpress-royal-mcp-plugin-1-4-25-broken-access-control-vulnerability?_s_id=cve