CVE-2026-108886 JeecgBoot through 3.9.5 Missing Authorization via /sys/user/queryChildrenByUsername

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysUserController queryChildrenByUsername handler that allows any authenticated user to retrieve other users' account records. Low-privileged attackers can supply arbitrary userId values to obtain names, emails, phone...