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Description

Unauthenticated Broken Access Control in Royal MCP <= 1.4.2 versions.

PUBLISHED Reserved 2026-04-15 | Published 2026-06-15 | Updated 2026-06-16 | Assigner Patchstack




HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Problem types

CWE-862 Missing Authorization

Product status

Default status
unaffected

Any version
affected

Credits

Alexis Lafontaine | Patchstack Bug Bounty Program finder

References

patchstack.com/...ken-access-control-vulnerability?_s_id=cve vdb-entry

cve.org (CVE-2026-40775)

nvd.nist.gov (CVE-2026-40775)

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