What’s Vulnerable › Vulnerabilities

CVE-2026-105678: Ghost: Editors Could Promote Staff Users to Their Own Role

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-05 · updated 2026-10-07
• Weakness: CWE-269

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.

Affected products

• TryGhost Ghost: from 0.5.0, < 6.64.0

References

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

Get alerted when CVE-2026-105678 or the next vulnerability affects your stack