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CVE PROGRAM SOURCE RECORD7.6 High

CVE-2026-109292

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

open-webui open-webui

Default version status: unaffected

  • 0.6.27 to < 0.11.4affected
  • 0.11.4unaffected
pkg:pypi/open-webui

References