CVE-2026-105642

Ghost: Remote Code Execution via Bookmark Card Images

State: Published
Severity: 8.8 High
Published: Oct 5, 2026
Updated: Oct 5, 2026
Reserved: Oct 5, 2026

Description

Ghost is a Node.js content management system. From 6.56.0 until 6.67.0, an image processing library bundled with Ghost contained a vulnerability in its SVG handling. Any staff user, including Contributors, could create a bookmark card for an attacker-controlled website, resulting in arbitrary commands being run on the Ghost server. This issue is fixed in version 6.67.0.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')
CWE-1395 Dependency on Vulnerable Third-Party Component

Affected Products

Product	Versions
GhostTryGhost	>= 6.56.0, < 6.67.0Affected

References

https://github.com/TryGhost/Ghost/security/advisories/GHSA-788w-68h3-cvxp

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