CVE-2020-26111: cPanel

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

cPanel before 90.0.10 allows self XSS via the WHM Edit DNS Zone interface (SEC-566).

Affected products

• cPanel cPanel: before 90.0.10 (fixed in 90.0.10)

Published 2020-09-25. Last modified 2026-06-17.