CVE-2026-29053

Published: Mar 5, 2026Modified: Jun 17, 2026

9.8

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

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.

Affected (1)

Products: Ghost: Ghost

Ghost

1 product

Ghost

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Ghost Ghost	From 0.7.2 to 6.19.1

Related CWEs

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

References (1)

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

Source: security-advisories@github.com

Vendor Advisory

Timeline

No history available yet.