composer-CVE-2026-40261-CVE-2026-40176-PoC

!CAUTION THIS REPOSITORY CONTAINS PROOF-OF-CONCEPT CODE FOR VULNERABILITIES CVE-2026-40261 AND CVE-2026-40176 IN COMPOSER. !CAUTION THE CODE IS INTENDED FOR EDUCATIONAL AND TESTING PURPOSES ONLY. !CAUTION DO NOT USE THIS CODE IN PRODUCTION ENVIRONMENTS OR AGAINST SYSTEMS WITHOUT PROPER...

Security update for php-composer2

This update for php-composer2 fixes the following issues CVE-2026-40176: command injection via malicious Perforce repository definition bsc1262254. CVE-2026-40261: command injection via malicious Perforce source reference/url bsc1262255. Changes for php-composer2: version update to 2.2.27 align...

CVE-2026-40176 vulnerabilities

Vulnerabilities for packages: composer...

CVE-2026-40176 vulnerabilities

Vulnerabilities for packages: composer...

CVE-2026-40176

A flaw was found in Composer. Perforce::generateP4Command constructs shell commands by interpolating user-supplied Perforce connection parameters port, user, client without proper escaping, allowing an attacker to inject arbitrary commands through these values in a malicious composer.json declari...

Fedora 43 : composer (2026-02c1f66b6a)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-02c1f66b6a advisory. Version 2.9.7 - 2026-04-14 Fixes regression calling custom script command aliases that are called a substring of a composer command 12802 ---- Versi...