CVE-2026-9579: Improper Access Controls in JeecgBoot
CVE-2026-9579 is a medium severity vulnerability in JeecgBoot versions up to 3. 9. 1 affecting the user. getUsername function in the SysUser component. Improper access controls due to manipulation of the userIdentity argument can be exploited remotely. An upgrade to version 3. 9. 2 is recommended to address this issue.
AI Analysis
Technical Summary
This vulnerability in JeecgBoot (up to version 3.9.1) involves improper access controls in the user.getUsername function located in /sys/user/login/setting/userEdit of the SysUser component. The flaw arises from insufficient validation of the userIdentity argument, allowing remote attackers to bypass access restrictions. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. Although an exploit has been publicly disclosed, there are no confirmed reports of exploitation in the wild. The vendor recommends upgrading to version 3.9.2 to remediate the issue.
Potential Impact
Improper access control can allow unauthorized remote attackers to manipulate userIdentity parameters, potentially leading to unauthorized access or information disclosure within the affected component. The medium CVSS score reflects limited but meaningful impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade the affected JeecgBoot component to version 3.9.2, which addresses this vulnerability. No other official remediation or temporary fixes are documented. Patch status is not explicitly confirmed in the advisory, but upgrading is recommended as the primary mitigation.
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 affecting the user. getUsername function in the SysUser component. Improper access controls due to manipulation of the userIdentity argument can be exploited remotely. An upgrade to version 3. 9. 2 is recommended to address this issue.
CVSS v4.0
Score 5.3medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in JeecgBoot (up to version 3.9.1) involves improper access controls in the user.getUsername function located in /sys/user/login/setting/userEdit of the SysUser component. The flaw arises from insufficient validation of the userIdentity argument, allowing remote attackers to bypass access restrictions. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. Although an exploit has been publicly disclosed, there are no confirmed reports of exploitation in the wild. The vendor recommends upgrading to version 3.9.2 to remediate the issue.
Potential Impact
Improper access control can allow unauthorized remote attackers to manipulate userIdentity parameters, potentially leading to unauthorized access or information disclosure within the affected component. The medium CVSS score reflects limited but meaningful impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Upgrade the affected JeecgBoot component to version 3.9.2, which addresses this vulnerability. No other official remediation or temporary fixes are documented. Patch status is not explicitly confirmed in the advisory, but upgrading is recommended as the primary mitigation.
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: 5/26/2026, 8:35:44 PM
Last enriched: 5/26/2026, 8:49:04 PM
Last updated: 5/26/2026, 9:40:10 PM
Views: 3
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