{"action":"Upgrade open-webui to 0.11.1 or later.","affected":[{"fixed":"0.11.1","introduced":"0.9.0"}],"component":"open-webui","cve_ids":["CVE-2026-87011"],"ecosystem":"PyPI","epss":0.00644,"exploited":false,"fixed_versions":["0.11.1"],"ghsa_id":"GHSA-3g9q-v48f-hh9w","id":"tcs_01M5KEVR7T5NFW3CVDVPPMWTYF","modified_at":"2026-10-01T17:55:42.896046627Z","published_at":"2026-09-10T22:44:42Z","references":["https://osv.dev/vulnerability/GHSA-3g9q-v48f-hh9w","https://github.com/open-webui/open-webui/security/advisories/GHSA-3g9q-v48f-hh9w","https://nvd.nist.gov/vuln/detail/CVE-2026-87011","https://github.com/open-webui/open-webui/commit/aeda6ff13a25d3b3ba1b303609f35382db22142c","https://github.com/open-webui/open-webui","https://github.com/open-webui/open-webui/releases/tag/v0.11.1"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-3g9q-v48f-hh9w","url":"https://osv.dev/vulnerability/GHSA-3g9q-v48f-hh9w"}],"summary":"Open WebUI: Unauthenticated requests can stall the server via uncached OIDC fetches in back-channel logout"}