Authorization Bypass in Ghost Comment Like Feature by Ghost Software
CVE-2026-103288

7.1HIGH

Key Information:

Vendor

Tryghost

Status
Ghost
Vendor
CVE Published:
1 October 2026

What is CVE-2026-103288?

The Ghost publishing platform has an input validation flaw in its comment like feature that allows authenticated users to delete comment likes or dislikes of others without proper authorization. This vulnerability affects versions from 5.9.0 through 6.44.1, and can lead to unauthorized modifications of comment engagement data, compromising the integrity of user interactions within the platform.

Affected Version(s)

Ghost 5.9.0 < 6.44.1

Ghost 6.44.1

References

https://github.com/TryGhost/Ghost/security/advisories/GHS...
vendor-advisory
https://www.vulncheck.com/advisories/ghost-5.9.0-before-6...
third-party-advisory

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

assakafpix
Buggs777
.