cvedb.io
CVE-2026-45349
HIGH · CVSS 7.1
EPSS exploitation probability: 0%
Published 2026-05-15T20:16:48.823 · Last modified 2026-06-17T10:51:56.970

Summary

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, a user just needs to use the API endpoint: /api/chat/completions with their own API key (generated in OWUI) and the Chat ID of another user to continue the conversation of the other user. This vulnerability is fixed in 0.9.0.

Affected products

openwebui — open_webui

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.