The get_login_ip_config_file function in Eyou Mail System before 3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in the domain parameter to admin/domain/ip_login_set/d_ip_login_get.php.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
16% chance of exploitation in the next 30 days; higher than 96% of CVEs (scores of 2026-10-31)