CVE-2021-41116

Packagist/composer/composer CVE-2021-41116: high 8.2

Improper escaping of command arguments on Windows leading to command injection

Action: Upgrade composer/composer to 1.10.23 or later.

composer require composer/composer:1.10.23

composer require composer/composer:2.1.9

Affected

Fixed versions

Sources

• osv: GHSA-frqg-7g38-6gcf
• https://github.com/composer/composer/security/advisories/GHSA-frqg-7g38-6gcf
• https://nvd.nist.gov/vuln/detail/CVE-2021-41116
• https://github.com/composer/composer/commit/ca5e2f8d505fd3bfac6f7c85b82f2740becbc0aa
• https://github.com/FriendsOfPHP/security-advisories/blob/master/composer/composer/CVE-2021-41116.yaml
• https://github.com/composer/composer
• https://www.sonarsource.com/blog/securing-developer-tools-package-managers
• https://www.tenable.com/security/tns-2022-09

CVE-2021-41116 · published 2021-10-05T20:23:18Z · modified 2026-07-08T06:29:33.018363297Z · JSON