CVE-2018-20863: cPanel

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

cPanel before 76.0.8 allows remote attackers to execute arbitrary code via mailing-list attachments (SEC-452).

Affected products

• cPanel cPanel: before 76.0.8 (fixed in 76.0.8)

Published 2019-07-30. Last modified 2026-06-17.