The latest release of PHP 8.3 is
8.3.33 which includes important security patches.
Source Code
Change Log
-
streams
-
Fixed bug
GH-21468 (Segfault in file_get_contents w/ a https URL and a proxy set). (CVE-2026-12184)
-
openssl
-
Fixed bug
GH-22187 (Memory corruption (zend_mm_heap corrupted) in openssl_encrypt with AES-WRAP-PAD). (CVE-2026-14355)