CVE-2018-20877: cPanel

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

cPanel before 74.0.8 allows self XSS in WHM Style Upload interface (SEC-437).

Affected products

• cPanel cPanel: before 74.0.8 (fixed in 74.0.8)

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