CVE-2026-29053

Severity CVSS v4.0:

Pending analysis

Type:

CWE-74 Injection

Publication date:

05/03/2026

Last modified:

05/03/2026

Description

Ghost is a Node.js content management system. From version 0.7.2 to 6.19.0, specifically crafted malicious themes can execute arbitrary code on the server running Ghost. This issue has been patched in version 6.19.1.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.60 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.60

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x