Insufficient Session Expiration in Ghost - #VU142544
Published: August 14, 2026
Vulnerability identifier: #VU142544
CSH Severity: Medium
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-613
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass two-factor authentication and log in as another staff user.
The vulnerability exists due to insufficient session expiration in session handling when switching users. A remote user can authenticate as a staff user and then log in as another staff user using only the password to bypass two-factor authentication and log in as another staff user.
The issue affects staff user account transitions between users.
Affected software
Ghost
Remediation
Install security update from vendor's website.
Ghost - update to 6.57.1