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PHP 8.0 end of life: how to audit your cPanel accounts

The Reflex Team7 min24 May 2026

PHP 8.0 reached end of life in November 2023. No security patches ship for it anymore — yet many cPanel fleets still run 8.0 on legacy customer sites nobody has logged into for years.

Why resellers miss EOL PHP

  • MultiPHP Manager defaults new accounts to a supported version, but existing domains stay pinned
  • Customers do not read WHM notices — they notice when a plugin breaks after a forced upgrade
  • Without a fleet view, you discover 8.0 only when a scanner or PCI audit flags it

Audit checklist (per account)

  1. Domain PHP version — MultiPHP per vhost, not just server default
  2. Handler — FPM vs CGI affects upgrade path
  3. WordPress / Laravel constraints — note blockers before scheduling maintenance
  4. Error logs — deprecated notices often predict the next fatal after upgrade

Reflex syncs cPanel accounts via WHM API and flags domains on EOL PHP versions alongside email auth and SSL signals.

Upgrade safely

  1. Snapshot or backup the account
  2. Bump to 8.2 or 8.3 on a staging clone when possible
  3. Run smoke tests on checkout, forms, and cron
  4. Schedule production switch in a maintenance window

Monitor after migration

Pair PHP version checks with site health monitoring and silent failure detection.

cPanel / WHM integration · For hosting companies