CVE-2026-109572
Open WebUI 0.8.6 before 0.11.4 Privilege Escalation via Terminal Proxy
CVSS Score
7.6
EPSS Score
0.0%
EPSS Percentile
0th
Open WebUI from 0.8.6 before 0.11.4 contains a privilege escalation vulnerability in the terminal proxy that allows authenticated users to reach the Terminals administrator API with the shared key attached. Attackers can send requests through /api/v1/terminals/{server_id}/{path} to list or stop other users' terminals and modify terminal policies, injecting environment variables into other users' terminals.
| CWE | CWE-862 |
| Vendor | open-webui |
| Product | open-webui |
| Published | Oct 12, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low
Affected Versions
open-webui / open-webui
0.8.6 < 0.11.4
References
github.com: https://github.com/open-webui/open-webui/security/advisories/GHSA-q46m-r89w-j74p github.com: https://github.com/open-webui/open-webui/commit/51bb8cb142f72503e861eeee25ae4dc73c26c36b vulncheck.com: https://www.vulncheck.com/advisories/open-webui-0.8.6-before-0.11.4-privilege-escalation-via-terminal-proxy
Credits
🔍 dhlife09 Classic298 🔍 ye11oc4t 🔍 jiwhan8655 🔍 Dog-Parka