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WS-2026-0094
Published:September 28, 2026
Updated:October 07, 2026
Open WebUI 0.8.6 through 0.11.3: the terminal proxy /api/v1/terminals/{server_id}/{path} in backend/open_webui/routers/terminals.py forwarded any requested path to the Terminals orchestrator with the administrator-configured shared bearer key attached. An ordinary user who has been granted access to a bearer-authenticated, non-policy-pinned Terminals connection could call the Terminals administrator API through it to read and change terminal policies, list all users' terminals with their owners, and stop other users' terminals. Terminals servers 0.2.4 and later reject such requests independently. Fixed in 0.11.4.
Affected Packages
https://github.com/open-webui/open-webui.git (GITHUB):
Affected version(s) >=v0.8.6 <v0.11.4
Fix Suggestion:
Update to version v0.11.4
open-webui (PYTHON):
Affected version(s) >=0.8.6 <0.11.4
Fix Suggestion:
Update to version 0.11.4
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CVSS v4
Base Score:
7.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.6
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
LOW
Weakness Type (CWE)
Missing Authorization