{"data":{"id":"a7dab688-d039-4883-9f74-503660e01b99","title":"GHSA-w2mh-qq9q-453x: BerriAI litellm: SSO Login Does Not Invalidate Previous UI Session Tokens","summary":"BerriAI litellm up to 1.82.2 contains a flaw in the get_redirect_response_from_openid function in litellm/proxy/management_endpoints/ui_sso.py, part of the SSO Authentication Flow component. Manipulating this flow leads to session expiration, and the attack can be carried out remotely. A public exploit is available and might be used. The vendor was contacted early about the disclosure.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://github.com/advisories/GHSA-w2mh-qq9q-453x","publishedAt":"2026-06-21T12:30:52.000Z","cveId":"CVE-2026-12796","cweIds":["CWE-613"],"cvssScore":"6.3","cvssSeverity":"low","severity":"low","attackType":["other"],"issueType":"vulnerability","affectedPackages":["litellm@<= 1.82.2"],"affectedPackageNames":["litellm"],"affectedPackageRefs":["pypi:litellm"],"affectedVendors":[],"affectedVendorsRaw":["litellm"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":null,"headlinePromptVersion":null,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","attackVector":"network","attackComplexity":"low","privilegesRequired":"low","userInteraction":"none","exploitMaturity":"unknown","epssScore":0.0057,"epssCheckedAt":"2026-10-10T04:57:20.380Z","kevDateAdded":null,"advisoryAliases":["GHSA-w2mh-qq9q-453x"],"affectedPackagesSource":null,"affectedPackagesCheckedAt":null,"patchAvailable":null,"disclosureDate":"2026-06-21T12:30:52.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity"],"aiComponentTargeted":"api","llmSpecific":true,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null}}