Code Injection in Ghost - #VU151108
Published: September 18, 2026
Vulnerability identifier: #VU151108
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the server.
The vulnerability exists due to improper control of code generation in the theme translation file loader when loading translation files from a crafted theme. A remote privileged user can provide a crafted theme to execute arbitrary code on the server.
Affected software
Ghost
Remediation
Install security update from vendor's website.
Ghost - update to 6.64.0