How severe is CVE-2025-14909?

CVE-2025-14909 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-14909 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-14909?

CVE-2025-14909 affects Jeecg Jeecg Boot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-14909?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-14909 have an EU (EUVD) identifier?

Yes. CVE-2025-14909 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204432.

When was CVE-2025-14909 published?

CVE-2025-14909 was published on 2025-12-19 and last updated on 2026-06-17.

CVE-2025-14909

CVE-2025-14909 is a medium-severity vulnerability in Jeecg Jeecg Boot with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1018.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
CVSS v4: 2.1
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-204432
Weakness: CWE-1018
Affected product: Jeecg Jeecg Boot
Published: 2025-12-19
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-14909?: 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.
How severe is CVE-2025-14909?: CVE-2025-14909 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-14909 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-14909?: CVE-2025-14909 affects Jeecg Jeecg Boot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-14909?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-14909 have an EU (EUVD) identifier?: Yes. CVE-2025-14909 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204432.
When was CVE-2025-14909 published?: CVE-2025-14909 was published on 2025-12-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jeecg:jeecg_boot:*:*:*:*:*:*:*:*

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