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Vulnerability · Published Jun 21, 2026 · Assigned by VulDB

CVE-2026-12796BerriAI litellm SSO Authentication Flow ui_sso.py get_redirect_response_from_openid session expiration

Medium 6.3

In plain English

A medium-severity security flaw in litellm from BerriAI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.6%top 52.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
PyPIlitellmno fix listedGHSA-w2mh-qq9q-453x
PyPIlitellmno fix listedPYSEC-2026-4076

Affected products (as reported)

VendorProductVersions
BerriAI litellm 1.82.01.82.11.82.2

Weakness: CWE-613 · Vector: 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

References