CVE-2020-22755: Mingsoft Mcms

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

File upload vulnerability in MCMS 5.0 allows attackers to execute arbitrary code via a crafted thumbnail. A different vulnerability than CVE-2022-31943.

Affected products

• Mingsoft Mcms: version 5.0 only

Published 2023-05-08. Last modified 2026-06-17.