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Medium · 4.3 CVE-2026-108891 EUVD-2026-97063GHSA-4gwg-345v-gmc7

JeecgBoot through 3.9.5 Missing Authorization via /sys/user/getUserDetailByUserId

Published Oct 11, 2026 · Updated Oct 18, 2026 · Assigned by VulnCheck

Description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysUserController getUserDetailByUserId handler that allows any authenticated user to read other users' details. Low-privileged attackers can supply arbitrary userId values to retrieve real names, usernames, emails, phone numbers, birthdays, employee numbers, department paths and posts.

Affected products

VendorProductAffectedFixed
jeecgboot JeecgBoot ≤ 3.9.5 —

References