CVE-2025-15009

liweiyi ChestnutCMS Filename upload FilenameUtils.getExtension 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

22 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A flaw has been found in liweiyi ChestnutCMS up to 1.5.8. This vulnerability affects the function FilenameUtils.getExtension of the file /dev-api/common/upload of the component Filename Handler. Executing manipulation of the argument File can lead to unrestricted upload. The attack may be launched remotely. The exploit has been published and may be used.

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/E:P

Affected products

liweiyi · ChestnutCMS

References

https://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.md https://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.md#vulnerability-proof https://vuldb.com/?ctiid.337715 https://vuldb.com/?id.337715 https://vuldb.com/?submit.719590