{"id":"CVE-2026-109292","revision":"c4b8c3e8391b418186888f8b49fe5a93","records":[{"revision":"c4b8c3e8391b418186888f8b49fe5a93","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109292","aliases":[],"title":"Open WebUI 0.6.27 before 0.11.4 Session Token Disclosure via OAuth-Mode Connections","description":"Open WebUI from 0.6.27 before 0.11.4 contains an information disclosure vulnerability that allows destination servers to obtain user session cookies by receiving the full browser cookie jar on OAuth-mode connections. Operators of OpenAI-compatible connections, OpenAPI tool servers or terminal servers can capture forwarded session cookies from routine requests and replay them to hijack accounts, including administrators.","state":0,"publishedAt":"2026-10-12T16:04:52.925+00:00","modifiedAt":"2026-10-15T02:40:17.334+00:00","affected":[{"ecosystem":"Vendor product","name":"open-webui","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"open-webui\",\n                    \"product\": \"open-webui\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:pypi/open-webui\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0.6.27\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"0.11.4\"\n                        },\n                        {\n                            \"version\": \"0.11.4\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":7.6,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N","score":6.8,"severity":"MEDIUM"}],"references":["https://github.com/open-webui/open-webui/security/advisories/GHSA-gqfh-jxvw-74rp","https://github.com/open-webui/open-webui/commit/f9f815c86220f809fad5ee1300c44f55dea74c79","https://github.com/open-webui/open-webui/commit/b71744b17823f7a3a9a64cb363e79a7164ed5b23","https://github.com/open-webui/open-webui/commit/3cda47cdb449aac970426f0929c9e5f8bb8bd807","https://www.vulncheck.com/advisories/open-webui-0.6.27-before-0.11.4-session-token-disclosure-via-oauth-mode-connections"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109292","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109292","identifiers":["CVE-2026-109292"]},"retained":false,"historicalAffected":[]}],"coverage":[]}