medium4.3
CVE-2026-109296
Open WebUI before 0.11.4 contains a missing authorization vulnerability that allows authenticated users to reach disabled model provider backends by supplying …
Impact
Open WebUI before 0.11.4 contains a missing authorization vulnerability that allows authenticated users to reach disabled model provider backends by supplying an explicit backend index. Attackers can pass the index as a path segment or query parameter on Ollama and OpenAI-compatible listing routes to trigger requests carrying configured API keys, read version strings, and enumerate connections.
Affected products
| Product | Affected versions |
|---|---|
| Open WebUI | before 0.11.4 |
Versions were read from the advisory text. No structured product data has been published for this record yet.