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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Liweiyi
  • Chestnutcms

No data.

No data.

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

Tue, 23 Dec 2025 23:00:00 +0000

Type Values Removed Values Added
First Time appeared Liweiyi
Liweiyi chestnutcms
Vendors & Products Liweiyi
Liweiyi chestnutcms

Mon, 22 Dec 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 22 Dec 2025 02:45:00 +0000

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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2025-12-22T02:32:05.919Z

Updated: 2025-12-22T14:35:21.606Z

Reserved: 2025-12-21T12:51:06.591Z

Link: CVE-2025-15009

cve-icon Vulnrichment

Updated: 2025-12-22T14:35:14.955Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2025-12-22T03:15:47.310

Modified: 2025-12-23T14:51:52.650

Link: CVE-2025-15009

cve-icon Redhat

No data.