Improper Check for Dropped Privileges Affecting sh package, versions [,2.2.4)
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Test your applications- Snyk IDSNYK-PYTHON-SH-18017924
- published19 Jul 2026
- disclosed17 Jul 2026
- creditUnknown
Introduced: 17 Jul 2026
NewCVE-2026-54552 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade sh to version 2.2.4 or higher.
Overview
sh is a Python subprocess replacement
Affected versions of this package are vulnerable to Improper Check for Dropped Privileges in the _uid process. An attacker can gain unauthorized access to files or resources associated with privileged supplementary groups by launching a subprocess from a privileged parent process that uses the _uid option to drop privileges.