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CVE-2026-109292

Open WebUI 0.6.27 before 0.11.4 Session Token Disclosure via OAuth-Mode Connections PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
open-webui / open-webuiaffected 0.6.27 before 0.11.4; unaffected 0.11.4

CWE

CWE-200

References

ADP enrichment

CISA-ADP

No English description supplied.