How severe is CVE-2025-3830?

CVE-2025-3830 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-3830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3830?

CVE-2025-3830 affects Kuangstudy Kuangsimplebbs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3830?

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

Does CVE-2025-3830 have an EU (EUVD) identifier?

Yes. CVE-2025-3830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11954.

When was CVE-2025-3830 published?

CVE-2025-3830 was published on 2025-04-20 and last updated on 2026-06-17.

CVE-2025-3830

CVE-2025-3830 is a medium-severity vulnerability in Kuangstudy Kuangsimplebbs with a CVSS 3.x base score of 6.3. 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 5.3
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-11954
Weakness: CWE-434
Affected product: Kuangstudy Kuangsimplebbs
Published: 2025-04-20
Last modified: 2026-06-17

Description

A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-3830?: A vulnerability was found in kuangstudy KuangSimpleBBS 1.0. It has been declared as critical. Affected by this vulnerability is the function fileUpload of the file src/main/java/com/kuang/controller/QuestionController.java. The manipulation of the argument editormd-image-file leads to unrestricted upload. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-3830?: CVE-2025-3830 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-3830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3830?: CVE-2025-3830 affects Kuangstudy Kuangsimplebbs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3830?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3830 have an EU (EUVD) identifier?: Yes. CVE-2025-3830 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11954.
When was CVE-2025-3830 published?: CVE-2025-3830 was published on 2025-04-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kuangstudy:kuangsimplebbs:1.0:*:*:*:*:*:*:*

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