CVE-2025-4538

kkFileView fileUpload unrestricted upload

CVSS 5.3 MEDIUMEPSS 0.3%CWE-284 CWE-434

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.3EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 May 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was found in kkFileView 4.4.0. It has been classified as critical. This affects an unknown part of the file /fileUpload. The manipulation of the argument File leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Affected products

n/a · kkFileView

References

https://magnificent-dill-351.notion.site/Arbitrary-File-Upload-in-kkFileView-4-4-0-1e3c693918ed802581faccab9140a130 https://vuldb.com/?ctiid.308283 https://vuldb.com/?id.308283 https://vuldb.com/?submit.566596