CVE-2016-9187

CVE-2016-9187 describes an unrestricted file upload vulnerability in Moodle 3.1.2's "image" module, specifically within its double extension support. This flaw allows authenticated attackers to execute arbitrary code by uploading malicious files with executable extensions. With a CVSS score of 8.8 (High), the vulnerability presents a significant risk, enabling full compromise of confidentiality, integrity, and availability with low attack complexity. Despite its severity, there is no evidence of active exploitation, public exploit code (e.g., Metasploit, ExploitDB), or significant community discussion surrounding this CVE.