CVE-2025-15009

liweiyi ChestnutCMS Filename upload FilenameUtils.getExtension unrestricted upload

Published Dec 22, 2025 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared 1000mz
1000mz chestnutcms
CPEs cpe:2.3:a:1000mz:chestnutcms:*:*:*:*:*:*:*:*
Vendors & Products 1000mz
1000mz chestnutcms
Type Values Removed Values Added
First Time appeared Liweiyi
Liweiyi chestnutcms
Vendors & Products Liweiyi
Liweiyi chestnutcms
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title liweiyi ChestnutCMS Filename upload FilenameUtils.getExtension unrestricted upload
Weaknesses CWE-284
CWE-434
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulDB
Published
Updated
Dec 22, 2025, 2:35 PM
Reserved
Dec 21, 2025, 12:51 PM
Status
Analyzed
Published
Dec 22, 2025, 3:15 AM
Modified
Oct 19, 2026, 10:10 PM