Open WebUI PIP install_frontmatter_requirements 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 install_frontmatter_requirements function.The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28258.
Metrics
Affected Vendors & Products
References
| Link | Providers |
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| https://www.zerodayinitiative.com/advisories/ZDI-26-031/ |
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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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| First Time appeared |
Open-webui
Open-webui open-webui |
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| Vendors & Products |
Open-webui
Open-webui open-webui |
Fri, 23 Jan 2026 04:00:00 +0000
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| Description | Open WebUI PIP install_frontmatter_requirements 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 install_frontmatter_requirements function.The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28258. | |
| Title | Open WebUI PIP install_frontmatter_requirements Command Injection Remote Code Execution Vulnerability | |
| Weaknesses | CWE-78 | |
| References |
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| Metrics |
cvssV3_0
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Status: PUBLISHED
Assigner: zdi
Published: 2026-01-23T03:28:32.185Z
Updated: 2026-01-23T16:34:48.203Z
Reserved: 2026-01-08T22:50:03.282Z
Link: CVE-2026-0765
Updated: 2026-01-23T16:34:44.344Z
Status : Received
Published: 2026-01-23T04:16:03.390
Modified: 2026-01-23T04:16:03.390
Link: CVE-2026-0765
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