CVE-2025-15009

MEDIUM

ChestnutCMS < 1.5.8 - Unrestricted File Upload via Filename Handler

Title source: llm
STIX 2.1

Description

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.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.337715
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.337715
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.719590

Scores

CVSS v3 6.3
EPSS 0.0029
EPSS Percentile 20.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-284 CWE-434
Status published
Products (1)
1000mz/chestnutcms < 1.5.8
Published Dec 22, 2025
Tracked Since Feb 18, 2026