CVE-2018-20911: cPanel

High severity, CVSS 7.2. EPSS: 1.6% chance of exploitation in the next 30 days.

cPanel before 70.0.23 allows code execution because "." is in @INC during a Perl syntax check of cpaddonsup (SEC-359).

Affected products

• cPanel cPanel: before 70.0.23 (fixed in 70.0.23)

Published 2019-08-01. Last modified 2026-06-17.