MEDIUM 5.3 NVD
CVE-2026-103273
Ghost versions 4.3.0 before 6.58.0 contain an authentication bypass vulnerability where lower-privilege staff users can use staff tokens to bypass post editing
Ghost versions 4.3.0 before 6.58.0 contain an authentication bypass vulnerability where lower-privilege staff users can use staff tokens to bypass post editing restrictions. Attackers with staff credentials can leverage tokens to edit posts beyond their assigned privilege level.
References
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj85-wvj2-r86m
- https://www.vulncheck.com/advisories/ghost-4.3.0-before-6.58.0-incorrect-authorization-via
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-10-01 via NVD.
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