August 14, 2026
All Pantheon-maintained Drupal modules and WordPress plugins have been confirmed compatible with PHP 8.5. Some required code updates and received new releases; others were already compatible.
Drupal modules
The following Drupal modules have been updated for PHP 8.5 compatibility:
- Pantheon Advanced Page Cache 2.4.0
- Pantheon Secrets 1.1.0
- Search API Pantheon 8.5.0
- Pantheon Content Publisher 1.0.5
- Pantheon Domain Masking 2.2.0
WordPress plugins
The following WordPress plugins have been updated for PHP 8.5 compatibility:
- Pantheon Advanced Page Cache 2.1.2
- WP Redis 1.4.7
- WP Native PHP Sessions 1.4.5
- Pantheon HUD 0.4.5
- WP SAML Auth 2.3.4
- Pantheon Content Publisher 1.3.6
- Pantheon MU Plugin 1.5.7
To switch your site to PHP 8.5, see Upgrade PHP Versions.