Arbitrary Argument Injection Affecting open-webui package, versions <0.9.2-r0


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.06% (19th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-OPENWEBUI-16439027
  • published7 May 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

NewCVE-2026-42284  (opens in a new tab)
CWE-88  (opens in a new tab)

How to fix?

Upgrade Chainguard open-webui to version 0.9.2-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream open-webui package and not the open-webui package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

GitPython is a python library used to interact with Git repositories. Prior to version 3.1.47, _clone() validates multi_options as the original list, then executes shlex.split(" ".join(multi_options)). A string like "--branch main --config core.hooksPath=/x" passes validation (starts with --branch), but after split becomes ["--branch", "main", "--config", "core.hooksPath=/x"]. Git applies the config and executes attacker hooks during clone. This issue has been patched in version 3.1.47.

CVSS Base Scores

version 3.1