CVE-2026-9579: Improper Access Controls in JeecgBoot
CVE-2026-9579 is a medium severity vulnerability in JeecgBoot versions up to 3.9.1. It involves improper access controls in the user.getUsername function within the SysUser component, specifically in the /sys/user/login/setting/userEdit file. The vulnerability arises from manipulation of the userIdentity argument, allowing remote attackers to potentially bypass access restrictions. An exploit has been publicly disclosed. Upgrading to JeecgBoot version 3.9.2 is recommended to address this issue.
AI Analysis
Technical Summary
This vulnerability in JeecgBoot up to version 3.9.1 affects the user.getUsername function of the SysUser component. Improper access control occurs due to insufficient validation of the userIdentity argument in the /sys/user/login/setting/userEdit file. This flaw can be exploited remotely without user interaction, potentially allowing unauthorized access or actions. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. The vendor recommends upgrading to version 3.9.2 to fix the issue.
Potential Impact
The vulnerability allows remote attackers to bypass access controls by manipulating the userIdentity argument, potentially leading to unauthorized access or privilege escalation within the affected component. The medium CVSS score reflects limited but meaningful impact on confidentiality, integrity, or availability. No confirmed exploits in the wild have been reported at this time.
Mitigation Recommendations
Upgrade the affected JeecgBoot component to version 3.9.2, which addresses this vulnerability. Since the vendor advisory or patch links are not explicitly provided, confirm the upgrade from official JeecgBoot sources before deployment. Patch status is not explicitly confirmed beyond the recommendation to upgrade; verify vendor advisories for the latest remediation guidance.
CVE-2026-9579: Improper Access Controls in JeecgBoot
Description
CVE-2026-9579 is a medium severity vulnerability in JeecgBoot versions up to 3.9.1. It involves improper access controls in the user.getUsername function within the SysUser component, specifically in the /sys/user/login/setting/userEdit file. The vulnerability arises from manipulation of the userIdentity argument, allowing remote attackers to potentially bypass access restrictions. An exploit has been publicly disclosed. Upgrading to JeecgBoot version 3.9.2 is recommended to address this issue.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/jeecgboot/JeecgBootRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in JeecgBoot up to version 3.9.1 affects the user.getUsername function of the SysUser component. Improper access control occurs due to insufficient validation of the userIdentity argument in the /sys/user/login/setting/userEdit file. This flaw can be exploited remotely without user interaction, potentially allowing unauthorized access or actions. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. The vendor recommends upgrading to version 3.9.2 to fix the issue.
Potential Impact
The vulnerability allows remote attackers to bypass access controls by manipulating the userIdentity argument, potentially leading to unauthorized access or privilege escalation within the affected component. The medium CVSS score reflects limited but meaningful impact on confidentiality, integrity, or availability. No confirmed exploits in the wild have been reported at this time.
Mitigation Recommendations
Upgrade the affected JeecgBoot component to version 3.9.2, which addresses this vulnerability. Since the vendor advisory or patch links are not explicitly provided, confirm the upgrade from official JeecgBoot sources before deployment. Patch status is not explicitly confirmed beyond the recommendation to upgrade; verify vendor advisories for the latest remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-05-26T12:50:05.008Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a160420e29bf47b505ea6c0
Added to database: 05/26/2026, 20:35:44 UTC
Last enriched: 06/02/2026, 21:17:48 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 88
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