CVE-2026-9579 Details
Description
A vulnerability was found in JeecgBoot up to 3.9.1. Impacted is the function user.getUsername of the file /sys/user/login/setting/userEdit of the component SysUser. The manipulation of the argument userIdentity results in improper access controls. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.9.2 is recommended to address this issue. The affected component should be upgraded.
A vulnerability allowing privilege escalation has been identified in JeecgBoot versions prior to 3.9.2. The issue resides in the SysUser component, specifically within the user.getUsername function of the userEdit endpoint. The vulnerability arises from improper access control related to the userIdentity argument, which can be manipulated to gain unauthorized privileges. This flaw can be exploited remotely, and the details of the exploitation have been made public.
Users are advised to upgrade to JeecgBoot version 3.9.2 or later, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 26, 2026CISA-ADP
Assessed May 27, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/jeecgboot/JeecgBoot/issues/9596 | CISA-ADP | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/jeecgboot/JeecgBoot/ | [email protected] | ProductVendor |
| https://github.com/jeecgboot/JeecgBoot/issues/9596 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/jeecgboot/JeecgBoot/issues/9596#issuecomment-4385414813 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://github.com/jeecgboot/JeecgBoot/releases/tag/v3.9.2 | [email protected] | Release NotesVendor |
| https://vuldb.com/submit/817891 | [email protected] | Permission Required |
| https://vuldb.com/vuln/365635 | [email protected] | AdvisoryPermission RequiredRemedy |
| https://vuldb.com/vuln/365635/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-266 | Incorrect Privilege Assignment | [email protected] |
| CWE-284 | Improper Access Control | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| JeecgBoot | <= 3.9.1 (semver) |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 27, 2026 | CVE Modified | CISA-ADP |
| May 26, 2026 | New CVE Received | [email protected] |