GMS-2022-513: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

March 26, 2022

A properly crafted filename would allow for arbitrary code execution when using the --filter=gitmodified command line option.

References

github.com/FriendsOfPHP/security-advisories/blob/master/squizlabs/php_codesniffer/2017-05-18.yaml
github.com/advisories/GHSA-3988-h75v-hwf6
github.com/squizlabs/PHP_CodeSniffer/releases/tag/3.0.1

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