CVE-2017-18479: cPanel

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

In cPanel before 62.0.4, WHM SSL certificate generation uses an unreserved e-mail address (SEC-209).

Affected products

• cPanel cPanel: from 11.54.0.0, before 11.54.0.36 (fixed in 11.54.0.36); from 55.9999.61, before 56.0.43 (fixed in 56.0.43); from 57.9999.48, before 58.0.43 (fixed in 58.0.43); from 59.9999.58, before 60.0.35 (fixed in 60.0.35); from 61.9999.55, before 62.0.4 (fixed in 62.0.4)

Published 2019-08-05. Last modified 2026-06-17.