High severity · published Oct 5, 2026
CVE-2026-105642
Ghost: Remote Code Execution via Bookmark Card Images
8.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GH
Ghost · TryGhost
>= 6.56.0, < 6.67.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-105642
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-105642
x_refsource_CONFIRM
https://github.com/TryGhost/Ghost/security/advisories/GHSA-788w-68h3-cvxp
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