# CVE-2025-14909: A weakness has been identified in JeecgBoot up to 3.9.0. The impacted element is the function SysUserOnlineController…

Source: https://junglewise.ai/threats/cve-2025-14909-a-weakness-has-been-identified-in-jeecgboot-up-to-3-9-0-the  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-12-19  
License: CC BY 4.0 with a link back

CVE-2025-14909 · Severity: medium · CVSS 4.3 · Published 2025-12-19

A weakness has been identified in JeecgBoot up to 3.9.0. The impacted element is the function SysUserOnlineController of the file jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysUserOnlineController.java. Executing manipulation can lead to manage user sessions. The attack can be launched remotely. The exploit has been made available to the public and could be exploited. This patch is called b686f9fbd1917edffe5922c6362c817a9361cfbd. Applying a patch is advised to resolve this issue.

Technologies: [Jeecg Boot](https://junglewise.ai/threats/technologies/jeecg-boot). Vendors: [Jeecg](https://junglewise.ai/threats/vendors/jeecg).

## Quick answers

**Is CVE-2025-14909 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-14909 being exploited in the wild.

**How severe is CVE-2025-14909?** Medium severity, with a CVSS score of 4.3, published 19 December 2025.

**Which products and versions are affected?** Jeecg Boot. The advisory does not name versions.

**Is there a fix for CVE-2025-14909?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-14909?** Check whether you run Jeecg Boot. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Jeecg Boot

## Related threats

- [A command injection vulnerability in the component /jmreport/show of jeecg boot v3.0.0 to v3.5.3 allows attackers to…](https://junglewise.ai/threats/cve-2024-43028-a-command-injection-vulnerability-in-the-component-jmreport-show)
- [There is an injection vulnerability in jeecg boot versions 3.0.0 to 3.5.3 due to lax character filtering, which allows…](https://junglewise.ai/threats/cve-2024-40489-there-is-an-injection-vulnerability-in-jeecg-boot-versions-3-0-0)
- [A weakness has been identified in JeecgBoot up to 3.9.0. Affected by this vulnerability is the function…](https://junglewise.ai/threats/cve-2025-15126-a-weakness-has-been-identified-in-jeecgboot-up-to-3-9-0-affected)
- [A security flaw has been discovered in JeecgBoot up to 3.9.0. Affected is the function queryDepartPermission of the…](https://junglewise.ai/threats/cve-2025-15125-a-security-flaw-has-been-discovered-in-jeecgboot-up-to-3-9-0)
- [A vulnerability was identified in JeecgBoot up to 3.9.0. This impacts the function getParameterMap of the file…](https://junglewise.ai/threats/cve-2025-15124-a-vulnerability-was-identified-in-jeecgboot-up-to-3-9-0-this)