Inclusion of Web Functionality from an Untrusted Source Affecting open-webui package, versions [0.5.11,0.6.35)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PYTHON-OPENWEBUI-13863430
- published9 Nov 2025
- disclosed7 Nov 2025
- creditvitalysim
Introduced: 7 Nov 2025
NewCVE-2025-64496 (opens in a new tab)How to fix?
Upgrade open-webui to version 0.6.35 or higher.
Overview
open-webui is an Open WebUI
Affected versions of this package are vulnerable to Inclusion of Web Functionality from an Untrusted Source via the execute event handler used by the Direct Connections feature. An attacker can gain access to authentication tokens, take over user accounts, and execute arbitrary code on the backend server by tricking an administrator into enabling Direct Connections and adding a malicious external model server.
Notes:
This is only exploitable if the Direct Connections feature is enabled and a connection to an untrusted external model server is added.
The "Direct Connections" feature was added in version 0.5.11