JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysUserController addSysUserGroup handler that allows any authenticated user to modify user group membership. Low-privileged attackers can send POST requests with arbitrary user ids and a groupId to add any users to administrator-maintained groups without permission checks.
History

Tue, 13 Oct 2026 07:45:00 +0000

Type Values Removed Values Added
First Time appeared Jeecg jeecgboot
Vendors & Products Jeecg jeecgboot

Sun, 11 Oct 2026 14:45:00 +0000

Type Values Removed Values Added
Description JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysUserController addSysUserGroup handler that allows any authenticated user to modify user group membership. Low-privileged attackers can send POST requests with arbitrary user ids and a groupId to add any users to administrator-maintained groups without permission checks.
Title JeecgBoot through 3.9.5 Missing Authorization via /sys/user/addSysUserGroup
First Time appeared Jeecg
Jeecg jeecg Boot
Weaknesses CWE-862
CPEs cpe:2.3:a:jeecg:jeecg_boot:*:*:*:*:*:*:*:*
Vendors & Products Jeecg
Jeecg jeecg Boot
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-11T14:33:37.841Z

Updated: 2026-10-14T16:55:43.823Z

Reserved: 2026-10-11T13:34:27.082Z

Link: CVE-2026-108875

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-11T15:16:54.330

Modified: 2026-10-14T17:18:22.693

Link: CVE-2026-108875

cve-icon Redhat

No data.