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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 2.1 · 1000mzNVD modified 2026-10-19 22:10
Affected (CPE criteria) 1
cpe:2.3:a:1000mz:chestnutcms:*:*:*:*:*:*:*:*
References 5
- https://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.md Exploit, Third Party Advisory
- https://github.com/yuccun/CVE/blob/main/ChestnutCMS-Arbitrary_File_Upload.md#vulnerability-proof Exploit, Third Party Advisory
- https://vuldb.com/?ctiid.337715 Permissions Required, VDB Entry
- https://vuldb.com/?id.337715 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.719590 Third Party Advisory, VDB Entry