CVE-2026-109572

Description

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.

References

• https://github.com/open-webui/open-webui/commit/51bb8cb142f72503e861eeee25ae4dc73c26c36b
• https://github.com/open-webui/open-webui/security/advisories/GHSA-q46m-r89w-j74p
• https://www.vulncheck.com/advisories/open-webui-0.8.6-before-0.11.4-privilege-escalation-via-terminal-proxy