CVE-2018-17855

CVE-2018-17855 describes a high-severity vulnerability in Joomla! versions prior to 3.8.13, allowing an attacker to gain unauthorized administrative access. By compromising the email account of a user authorized to approve admin verifications during the registration process, an attacker can activate their own account with elevated privileges. This vulnerability has a CVSS score of 8.8 (High), indicating a network-based attack with low privileges required and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.