CVE-2026-54842

HIGH

CVSS v3.1: 8.1

NetworkNo user interactionMissing AuthorizationVendor advisory ref

Source data as of:

At a glance

Severity
HIGH
CVSS
8.1 v3.1 · NVD
EPSS
EPSS not provided by FIRST.org for this CVE
CISA KEV
No
Type
Missing Authorization · NVD CWE
Attack conditions (CVSS vector)
NetworkNo user interaction · Source: NVD Vector
Published
2026-06-25 · Modified: 2026-06-25
References
Jump to references (1)

CVSS / EPSS / KEV

CVSS v3.1 8.1 / 10 HIGH Source: NVD
EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

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.

Record details

CVE ID
CVE-2026-54842
CVSS (v3.1)
8.1 (HIGH)
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Exploitability subscore
2.8
Impact subscore
5.2
CISA KEV
No
Weakness (CWE)
CWE-862
Affected configurations (CPE)
0
Published
2026-06-25
Modified
2026-06-25
Status
Deferred

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2026-11807 CRITICAL CVSS 9.6 CVE-2026-4297 HIGH CVSS 8.8 CVE-2026-56115 HIGH CVSS 8.8 CVE-2026-56767 HIGH CVSS 8.8

Published the same year

CVE-2026-12485 CRITICAL CVSS 10.0 CVE-2026-12537 CRITICAL CVSS 10.0 CVE-2026-12846 CRITICAL CVSS 10.0 CVE-2026-12847 CRITICAL CVSS 10.0
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