CVE-2025-43595: MSP360 Backup

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a low privileged user to execute commands with root privileges in the 'Online Backup' folder. Upgrade to MSP360 Backup 4.4 (released on 2025-04-22).

Affected products

• MSP360 Backup: version 4.3.1.115 only

Published 2025-05-01. Last modified 2026-06-17.