Path Traversal: \'.../...//\' in Ghost - #VU142536
Published: August 14, 2026
Vulnerability identifier: #VU142536
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-35
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to disclose local files outside the intended data storage directories.
The vulnerability exists due to path traversal in ImageSize Service when processing user-supplied file paths. A remote privileged user can supply a crafted path to disclose local files outside the intended data storage directories.
Affected software
Ghost
Remediation
Install security update from vendor's website.
Ghost - update to 6.27.0