CVE-2026-105678

Ghost: Editors Could Promote Staff Users to Their Own Role

State: Published
Severity: 4.3 Medium
Published: Oct 5, 2026
Updated: Oct 7, 2026
Reserved: Oct 5, 2026

Description

Ghost is a Node.js content management system. From 0.5.0 until 6.64.0, staff users with the Editor or Super Editor role were able to assign their own role to Author and Contributor users, despite not having permission to assign that role. This issue is fixed in version 6.64.0.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N	GitHub_M

Weaknesses

CWE-269 Improper Privilege Management
CWE-863 Incorrect Authorization

Affected Products

Product	Versions
GhostTryGhost	>= 0.5.0, < 6.64.0Affected

References

https://github.com/TryGhost/Ghost/security/advisories/GHSA-4pvx-fwjj-8gpc
https://github.com/TryGhost/Ghost/issues/30764
https://github.com/TryGhost/Ghost/commit/99c5642b9bb481df4811a004a6f19d6143ed9aaf
https://github.com/TryGhost/Ghost/releases/tag/v6.64.0

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