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CVE-2026-22595

HIGH CVSS 3.1: 8.1 EPSS 0.04%
Updated Jan 15, 2026
Ghost
Parameter Value
CVSS 8.1 (HIGH)
Affected Versions 5.121.0 — 6.11.0
Fixed In 5.130.6
Type CWE-863 (Incorrect Authorization)
Vendor Ghost
Public PoC No

Ghost is a Node.js content management system. In versions 5.121.0 through 5.130.5 and 6.0.0 through 6.10.3, a vulnerability in Ghost's handling of Staff Token authentication allowed certain endpoints to be accessed that were only intended to be accessible via Staff Session authentication. External systems that have been authenticated via Staff Tokens for Admin/Owner-role users would have had access to these endpoints.

This issue has been patched in versions 5.130.6 and 6.11.0.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Ghost Ghost
cpe:2.3:a:ghost:ghost:*:*:*:*:*:node.js:*:*
5.121.0 5.130.6
Ghost Ghost
cpe:2.3:a:ghost:ghost:*:*:*:*:*:node.js:*:*
6.0.0 6.11.0