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VULNERABILITIES

CVE-2026-108638 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability that allows low-privileged authenticated users to remove group memberships via the deleteGroupUser handler in SysUserController. Attackers can send DELETE requests with arbitrary groupId and userId values to remove any user from any administrator-maintained user group without ownership or tenant checks.

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_user_group_member_removal.py [email protected]Exploit
https://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysUserController.java#L829-L844 [email protected]
https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sys-user-deletegroupuser [email protected]AdvisoryBundleRemedy

Weakness Enumeration

CWE-IDCWE NameSource
CWE-862Missing Authorization[email protected]

Affected Products

ProductVersions
JeecgBoot
<= 3.9.5 (semver)

CPE

  • cpe:2.3:a:jeecg:jeecg-boot:*:*:*:*:*:*:*:*
  • cpe:2.3:a:jeecg:jeecg_boot:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-108638
NVD Published Date:
Oct 10, 2026
NVD Last Modified:
Oct 14, 2026
Source:
[email protected]
CVE-2026-108638 Details - Not Deferred