How severe is CVE-2024-3803?

CVE-2024-3803 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-2024-3803 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-3803?

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

Does CVE-2024-3803 have an EU (EUVD) identifier?

Yes. CVE-2024-3803 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32375.

When was CVE-2024-3803 published?

CVE-2024-3803 was published on 2024-04-15 and last updated on 2026-06-17.

CVE-2024-3803

CVE-2024-3803 is a medium-severity vulnerability 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
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-32375
Weakness: CWE-434
Published: 2024-04-15
Last modified: 2026-06-17

Description

A vulnerability classified as critical was found in Vesystem Cloud Desktop up to 20240408. This vulnerability affects unknown code of the file /Public/webuploader/0.1.5/server/fileupload.php. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-260776. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2024-3803?: A vulnerability classified as critical was found in Vesystem Cloud Desktop up to 20240408. This vulnerability affects unknown code of the file /Public/webuploader/0.1.5/server/fileupload.php. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-260776. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2024-3803?: CVE-2024-3803 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-2024-3803 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-3803?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-3803 have an EU (EUVD) identifier?: Yes. CVE-2024-3803 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32375.
When was CVE-2024-3803 published?: CVE-2024-3803 was published on 2024-04-15 and last updated on 2026-06-17.

References

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

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