CVE-2018-4046: Macpaw Cleanmymac X

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

An exploitable denial-of-service vulnerability exists in the helper service of Clean My Mac X, version 4.04, due to improper input validation. A user with local access can use this vulnerability to terminate a privileged helper application. An attacker would need local access to the machine for a successful exploit.

Affected products

• Macpaw Cleanmymac X: version 4.04 only

Published 2019-01-10. Last modified 2026-06-17.