Trust Boundary Violation Affecting gix-submodule package, versions <0.29.0
Threat Intelligence
Exploit Maturity
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
Proof of Concept
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Test your applications- Snyk IDSNYK-RUST-GIXSUBMODULE-16427485
- published6 May 2026
- disclosed5 May 2026
- creditUnknown
Introduced: 5 May 2026
New CVE NOT AVAILABLE CWE-183 (opens in a new tab)Common Weakness Enumeration (CWE) is a category system for software weaknesses
Common Weakness Enumeration (CWE) is a category system for software weaknesses
Common Weakness Enumeration (CWE) is a category system for software weaknesses
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade gix-submodule to version 0.29.0 or higher.
Overview
Affected versions of this package are vulnerable to Trust Boundary Violation via the update function in submodule configuration handling. An attacker can execute arbitrary shell commands by crafting a malicious .gitmodules file that sets update = !<shell command>, which is incorrectly accepted due to improper validation of the configuration source.