For PrestaShop, PHP2Shell remediation requires patching the PHP runtime. The application version helps identify compatibility blockers; it cannot establish exploitability or prove that either CVE is fixed.

PrestaShop - PHP compatibility for the PHP2Shell fix

Candidates match only this declaration against the first PHP2Shell fixes on supported branches. They do not establish tested compatibility, vendor support or a complete dependency match. PHP compatibility for the PHP2Shell fix ↗

Identify the PHP2Shell repair scope

Files and package identity

  • composer.lock
  • app/config/
  • modules/
  • themes/

PrestaShop - Remove blockers to patch PHP2Shell

PrestaShop’s composer.json minimum is not its full tested-PHP matrix. Check the target release documentation, Symfony dependencies, payment modules, theme and overrides together. Test Update Assistant on a database copy and verify multistore behavior and order history. Keep a matching files-and-database rollback; reverting the PHP selector does not undo a shop schema migration.

Dependencies and custom code to review

  • composer.json
  • Symfony
  • modules/
  • Smarty
  • overrides/
  • Update Assistant
  • multistore
Official upgrade documentation ↗PrestaShop - PHP compatibility for the PHP2Shell fix ↗

Check site functions after the PHP2Shell fix

Inventory before fixing PHP2Shell

Use an authorized working copy.

Command example
php -v
php --ini
php -m
composer --no-plugins check-platform-reqs --lock

PrestaShop - PHP2Shell patch verification

Verify both CVE fixes in the PHP actually serving this site. Replace or restart old Web workers, queue workers and replicas. A working homepage or a newer CLI binary is insufficient evidence.

3. Restart and verify every instance ↗

Official upgrade documentation

PrestaShopOriginal source ↗PHP security teamOriginal source ↗CVE-2026-109618Original source ↗CVE-2026-109619Original source ↗PHP2Shell repair - solve PHP upgrade errors↗

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