CVE-2026-12796
BerriAI litellm SSO Authentication Flow ui_sso.py get_redirect_response_from_openid session expiration
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 21, 2026
- Updated
- Jun 22, 2026
- Reserved
- Jun 20, 2026
Description
A vulnerability was identified in BerriAI litellm up to 1.82.2. This impacts the function get_redirect_response_from_openid of the file litellm/proxy/management_endpoints/ui_sso.py of the component SSO Authentication Flow. The manipulation leads to session expiration. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-613 Session Expiration
Affected Products
| Product | Versions |
|---|---|
litellmBerriAI |
|
References
- VDB-372558 | BerriAI litellm SSO Authentication Flow ui_sso.py get_redirect_response_from_openid session expirationvdb-entrytechnical-description
- VDB-372558 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-12796 | CVE Analysis and Reportthird-party-advisory
- Submit #811287 | litellm <= 1.82.2 Insufficient Session Expiration (CWE-613)third-party-advisory
- https://gist.github.com/YLChen-007/5fa8af12e1b183674d7ca96d852fb697exploit
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