Open WebUI load_tool_module_by_id Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Open WebUI. Authentication is required to exploit this vulnerability.
The specific flaw exists within the load_tool_module_by_id function. The issue results from the lack of proper validation of a user-supplied string before using it to execute Python code. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28257.
Metrics
Affected Vendors & Products
References
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| https://www.zerodayinitiative.com/advisories/ZDI-26-032/ |
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History
Fri, 23 Jan 2026 17:15:00 +0000
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ssvc
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Fri, 23 Jan 2026 16:45:00 +0000
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Open-webui
Open-webui open-webui |
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Open-webui
Open-webui open-webui |
Fri, 23 Jan 2026 04:00:00 +0000
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| Description | Open WebUI load_tool_module_by_id Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Open WebUI. Authentication is required to exploit this vulnerability. The specific flaw exists within the load_tool_module_by_id function. The issue results from the lack of proper validation of a user-supplied string before using it to execute Python code. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28257. | |
| Title | Open WebUI load_tool_module_by_id Command Injection Remote Code Execution Vulnerability | |
| Weaknesses | CWE-94 | |
| References |
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| Metrics |
cvssV3_0
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Status: PUBLISHED
Assigner: zdi
Published: 2026-01-23T03:28:35.773Z
Updated: 2026-01-23T16:34:19.570Z
Reserved: 2026-01-08T22:50:07.378Z
Link: CVE-2026-0766
Updated: 2026-01-23T16:34:12.917Z
Status : Received
Published: 2026-01-23T04:16:03.527
Modified: 2026-01-23T04:16:03.527
Link: CVE-2026-0766
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