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AI / ML CVE-2026-0765

HIGH
OS Command Injection (CWE-78)
2026-01-23 zdi-disclosures@trendmicro.com
RCE Command Injection AI / ML Open Webui
8.8
CVSS 3.0 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 23, 2026 - 04:16 nvd
HIGH 8.8

DescriptionCVE.org

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.

AnalysisAI

Remote code execution in Open WebUI's install_frontmatter_requirements function allows authenticated attackers to execute arbitrary commands on the host system by bypassing input validation in system call parameters. The vulnerability affects AI/ML deployments using Open WebUI and requires valid authentication credentials to exploit. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate to Open WebUI
Exploit
Call install_frontmatter_requirements function
Execution
Inject malicious shell command
Impact
Execute arbitrary code as service account
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Vulnerability AssessmentAI

Exploitation Valid user authentication required. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 8.8 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario A remote attacker could exploit this vulnerability to execute arbitrary code on affected installations of Open WebUI.
Remediation Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Inventory all Open WebUI deployments and assess exposure to untrusted networks; implement network segmentation to restrict access. …

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Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-0765 vulnerability details – vuln.today
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