CVE-2025-2031: 1000mz Chestnutcms

High severity, CVSS 7.6. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability classified as critical has been found in ChestnutCMS up to 1.5.2. This affects the function uploadFile of the file /dev-api/cms/file/upload. The manipulation of the argument file leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• 1000mz Chestnutcms: version 1.5.2 only

Published 2025-03-06. Last modified 2026-06-17.