CVE-2019-8149

CVE-2019-8149 is a critical insecure authentication and session management vulnerability affecting Magento versions 2.2 prior to 2.2.10 and 2.3 prior to 2.3.3 or 2.3.2-p1. An unauthenticated attacker can append an arbitrary session ID that remains valid even after subsequent authentication, potentially leading to full compromise of the system. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with low attack complexity, allowing for high impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.