HIGH 8.5 NVD
CVE-2026-106057
patool before 4.0.6 contains an OS command injection vulnerability on Windows because shell_quote_nt fails to escape cmd.exe metacharacters or embedded double q
patool before 4.0.6 contains an OS command injection vulnerability on Windows because shell_quote_nt fails to escape cmd.exe metacharacters or embedded double quotes in archive filenames. Attackers can supply crafted filenames like report&calc.gz for single-file formats run with shell=True to execute commands with patool process privileges.
References
- https://github.com/wummel/patool
- https://github.com/wummel/patool/blob/4.0.5/patoolib/util.py#L110-L116
- https://github.com/wummel/patool/commit/592f35761f428afbcde2888ecd3cc4af43881aeb
- https://www.vulncheck.com/advisories/patool-before-4.0.6-os-command-injection-on-windows-v
This high severity vulnerability with a CVSS score of 8.5 was published on 2026-10-07 via NVD.
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