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Guides from the NOC

Written from running the hardware — what breaks, why, and the command that fixes it.

8 posts matching “php security” · Clear

cPanel PHP2Shell (CVE-2026-109618 and CVE-2026-109619): Check and Patch PHP in cPanel

Two critical PHP bugs, fixed on 21 October 2026 and already under attack. Updating WordPress won't help - PHP itself has to be updated. How to check yours.

27 October 2026 · 6 min · 4 views
WordPress How to Edit wp-config.php Safely: Changes and Mistakes to Avoid

Learn which wp-config.php changes are safe—memory limit, debug mode, forced SSL, file editing—and the syntax mistakes that cause a WordPress white screen.

11 August 2026 · 6 min · 15 views
cPanel Softaculous Installation Stuck or Failed: Causes and the Fix

Softaculous install stuck or failing in cPanel? Here's every real cause - disk quota, database limits, PHP version, mod_security - and how to fix each one.

21 August 2026 · 6 min · 22 views
cPanel cPanel MySQL Privileges: Give Users Only What They Need

Grant cPanel MySQL database users only the privileges they actually need. Read-only, backup, and app-specific access explained with GRANT/REVOKE examples.

9 August 2026 · 6 min · 9 views
VPS Stop WordPress Brute-Force Logins with a Fail2Ban Jail

wp-login.php getting hammered by bots? Set up a custom Fail2Ban jail on your VPS to block WordPress login brute-force attacks right at the firewall level.

21 July 2026 · 6 min · 12 views
WordPress Disable XML-RPC in WordPress: Stop Brute-Force Attacks

XML-RPC brute-force attacks spiking your CPU? Learn how to confirm the attack in your logs and disable xmlrpc.php safely in cPanel, WordPress, or Cloudflare.

15 July 2026 · 5 min · 12 views
WordPress WordPress Media Upload Errors: Fix File Size & Permissions

Image or file uploads failing in WordPress with an HTTP error? Learn the real causes - PHP limits, folder permissions, mod_security - and fix each one.

13 July 2026 · 7 min · 24 views
Troubleshooting 500 Internal Server Error: Common Causes and How to Fix It

Seeing a 500 Internal Server Error? Learn the real causes - .htaccess, PHP limits, plugin conflicts, mod_security - and fix each one step by step.

12 July 2026 · 6 min · 26 views