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...