Arbitrary Argument Injection Affecting repomix package, versions <1.14.1
Threat Intelligence
This vulnerability is trending on Twitter; this may indicate a growing threat.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-REPOMIX-17817038
- published4 Jul 2026
- disclosed1 Jul 2026
- creditUnknown
Introduced: 1 Jul 2026
NewCVE-2026-49987 (opens in a new tab)How to fix?
Upgrade repomix to version 1.14.1 or higher.
Overview
repomix is an A tool to pack repository contents to single file for AI consumption
Affected versions of this package are vulnerable to Arbitrary Argument Injection via unsanitized input to the remoteBranch parameter in the execGitShallowClone process. An attacker can execute arbitrary system commands with the privileges of the user running the application by injecting malicious options into the command-line arguments passed to subprocesses.