CVE-2026-2666: Mingsoft Mcms

High severity, CVSS 7.2. EPSS: 0.6% chance of exploitation in the next 30 days.

A flaw has been found in mingSoft MCMS 6.1.1. The affected element is an unknown function of the file /ms/file/uploadTemplate.do of the component Template Archive Handler. Executing a manipulation of the argument File can lead to unrestricted upload. The attack can be launched remotely. The exploit has been published and may be used.

Affected products

• Mingsoft Mcms: version 6.1.1 only

Published 2026-02-18. Last modified 2026-06-17.