Magento version 1.9.0.0 is susceptible to several critical vulnerabilities, most notably those addressed by the patch. The GitHub repositories associated with this version typically host Proof-of-Concept (PoC) scripts for educational and security research purposes. Critical Exploits & Vulnerabilities
If you are managing an old Magento 1.x site, these vulnerabilities are patched in: SUPEE-5344 (Shoplift) SUPEE-6285 SUPEE-10752 (Cumulative security fixes) GitHub Pages documentation magento 1.9.0.0 exploit github
A Python 3 compatible exploit script for Magento CE versions earlier than 1.9.0.1 is available at the Hackhoven/Magento-RCE repository . Unauthenticated SQL Injection (CVE-2019-7139) Magento version 1