High severity · published Oct 5, 2026
CVE-2026-105677
Ghost: Remote Code Execution via Theme Translation Files
7.2
CVSS
0.5%
EPSS
No
On KEV
Description
Ghost is a Node.js content management system. From 6.10.3 until 6.64.0, a vulnerability in how Ghost loads theme translation files allowed an authenticated Administrator to execute arbitrary code on the server via a crafted theme. This issue is fixed in version 6.64.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GH
Ghost · TryGhost
>= 6.10.3, < 6.64.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-105677
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-105677
x_refsource_CONFIRM
https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm
x_refsource_MISC
https://github.com/TryGhost/Ghost/issues/30635
x_refsource_MISC
https://github.com/TryGhost/Ghost/commit/d2f498694be549074dd5817fd0e8a1371b65df02
x_refsource_MISC
https://github.com/TryGhost/Ghost/releases/tag/v6.64.0
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