Incorrect Privilege Assignment in Harbor - #VU153945
Published: October 7, 2026 / Updated: October 8, 2026
Vulnerability identifier: #VU153945
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-266
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote privileged user to escalate privileges or revoke other users' administrator rights.
The vulnerability exists due to incorrect privilege assignment in Harbor's user-update functionality when processing user updates from system robot accounts. A remote privileged user can use a system robot token with the User: Update permission to set or remove any user's system administrator flag to escalate privileges or revoke other users' administrator rights.
Only a system administrator can create a system robot account with this permission.
Affected software
Harbor
Remediation
Install security update from vendor's website.
Harbor - addressed in versions 2.13.6, 2.14.5, 2.15.3