CVE-2016-10833: cPanel

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

cPanel before 55.9999.141 mishandles username-based blocking for PRE requests in cPHulkd (SEC-104).

Affected products

• cPanel cPanel: from 11.50.0.4, before 11.50.5.2 (fixed in 11.50.5.2); from 11.51.9999.98, before 11.52.4.1 (fixed in 11.52.4.1); from 11.54.0.0, before 11.54.0.20 (fixed in 11.54.0.20); from 55.9999.61, before 55.9999.141 (fixed in 55.9999.141)

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