Vulnerability DatabaseCVE-2026-70589
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2026-70589
Published:August 04, 2026
Updated:August 05, 2026
Ghost is a Node.js content management system. From 4.22.0 until 6.54.1, a missing validation check allowed users to redeem subscription offers that were no longer active. This issue is fixed in version 6.54.1.
Affected Packages
https://github.com/TryGhost/Ghost.git (GITHUB):
Affected version(s) >=v4.22.0 <v6.54.1
Fix Suggestion:
Update to version v6.54.1
ghost (NPM):
Affected version(s) >=4.22.0 <6.54.1
Fix Suggestion:
Update to version 6.54.1
Related Resources (3)
https://github.com/TryGhost/Ghost/commit/d91c0fc52dfc987d71a9803dbcbe6447d21b92fb
https://github.com/TryGhost/Ghost
https://github.com/TryGhost/Ghost/security/advisories/GHSA-4wx2-7gvj-qfq3
Do you need more information?
Contact Us
CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.8
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Input Validation
CWE-20