Back to Changelog
PHP 8.3
v8.3.33
Security update for PHP 8.3, fixing a PHP-FPM denial-of-service issue and an OpenSSL extension memory-safety issue.
Bug Fix
1- Corrects a packaging defect where the previously published 8.3.32 build actually contained 8.3.31 binaries; all bundled extensions (including ionCube compatibility, PECL redis, apcu, igbinary, imagick, memcache, mongodb, swoole) are preserved.
Security Fixes
2- Fixes CVE-2026-12184 (PHP-FPM denial of service, CVSS 8.2).
- Fixes CVE-2026-14355 (heap corruption in the OpenSSL extension).