Arbitrary Code Execution Vulnerability in Ghost Node.js CMS
CVE-2026-29053

7.7HIGH

Key Information:

Vendor

Tryghost

Status
Ghost
Vendor
CVE Published:
5 March 2026

What is CVE-2026-29053?

Ghost, a popular Node.js content management system, is vulnerable to an attack where specially crafted malicious themes can lead to arbitrary code execution on the server. This vulnerability affects versions 0.7.2 to 6.19.0 and has been addressed in version 6.19.1. Administrators are encouraged to update their installations promptly to prevent exploitation.

Affected Version(s)

Ghost >= 0.7.2, < 6.19.1

References

https://github.com/TryGhost/Ghost/security/advisories/GHS...
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CVSS V3.1

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.