Incorrect authorization in LiteLLM - CVE-2026-47102
Published: June 25, 2026
Vulnerability identifier: #VU135357
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-47102
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: LiteLLM
Affected software:
LiteLLM
LiteLLM
Detailed vulnerability description
The vulnerability allows a remote user to escalate privileges.
The vulnerability exists due to improper access control in the /user/update endpoint when handling account update requests. A remote user can modify the user_role field in their own account record to escalate privileges.
Users with the org_admin role can access this endpoint and set their role to proxy_admin without chaining any additional vulnerability.
How to mitigate CVE-2026-47102
Install security update from vendor's website.