Archive
Category: cPanel/WHM
Tutorials and guides for cPanel & WHM
cPanel Ports: The Complete List and Firewall Guide
cPanel uses ports 2082/2083 (control panel), 2086/2087 (WHM), and 2095/2096 (webmail), plus 80/443, 21 (FTP), 22 (SSH), and the mail ports 25/26/587/465/993/995. Always use the HTTPS variants (2083, 2087, 2096).…
cPanel Changelog: Release Tiers, Versions, and How to Read Updates
The cPanel changelog is the official record of changes, fixes, and features per release, published in the cPanel release notes. Release tiers from least to most stable are EDGE, CURRENT,…
JetBackup Best Practices
JetBackup best practices: daily full backups to an off-site destination, retention of 7 days daily / 1 month weekly / 6-12 months monthly, and a monthly restore test. Never store…
CloudLinux LVE Limits Explained
CloudLinux LVE limits are per-account caps on CPU, IO, entry processes, nPROC, PMEM, and Vmem. LVE Manager in WHM sets real-time and burst (TTL) values per plan. CPU and IO…
Common cPanel Errors
cPanel license warnings are false alarms in most cases and clear with /usr/local/cpanel/cpkeyclt. High load, email drops, and AutoSSL failures trace to DNS, reverse DNS, and blocked ports 80/443. SharedLicense…
Jetbackup vs Traditional Backups
Backups Are the One Thing You Cannot Afford to Get Wrong Every hosting provider has the same worst fear: a customer’s website disappears, and there is no good copy to…
Install WHMCS On cPanel
WHMCS Turns Your Hosting Server Into a Real Business If you want to sell hosting, you need more than just a server and a control panel. You need a way…
CVE-2026-48172: Critical Privilege Escalation in LiteSpeed cPanel Plugin
CVE-2026-48172 – LiteSpeed cPanel Plugin Privilege Escalation Critical vulnerability allowing root‑level command execution via the lsws.redisAble function – actively exploited in the wild. CVE-2026-48172 is a critical privilege‑escalation vulnerability in…
MySQL or MariaDB Upgrade — Simple & Complete Guide
MySQL or MariaDB Upgrade — Simple & Complete Guide Use this page to upgrade the server’s database engine to a newer supported version. Plan a maintenance window—the service restarts and…
Urgent cPanel Security Alert: Authentication Vulnerability Explained
Critical cPanel Security Update (CVE-2026-41940) A critical authentication vulnerability has been identified in cPanel & WHM, affecting all supported versions. This issue may allow unauthorized access through certain authentication paths…