High severity · published Oct 2, 2026
CVE-2026-104418
Ghost from 6.10.3 before 6.64.0 RCE via Theme Translation Files
7.2
CVSS
0.7%
EPSS
No
On KEV
Description
Ghost from 6.10.3 before 6.64.0 contains a remote code execution vulnerability that allows authenticated administrators to run code by abusing theme translation file loading. Attackers with administrator access can upload a crafted theme containing malicious translation files to execute arbitrary code on the Ghost server.
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)0.7% · higher than 51% 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 before 6.64.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-104418
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-104418
vendor-advisory
https://github.com/TryGhost/Ghost/security/advisories/GHSA-jj74-hc2q-xrvm
third-party-advisory
https://www.vulncheck.com/advisories/ghost-from-6.10.3-before-6.64.0-rce-via-theme-translation-files
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