Php Version 5640 Vulnerabilities Verified Jun 2026

: Multiple instances of heap-based buffer overflows were found in multibyte string regular expression functions, potentially allowing a remote attacker to compromise a system via crafted regular expressions.

: A heap-based buffer over-read in PHAR reading functions allows an attacker to read past actual data in memory by parsing a specially crafted filename. 2. The Legacy Trap: Why 5.6.40 is "Dangerously Stable" php version 5640 vulnerabilities verified

A flaw in the xmlrpc_decode function exists due to improper validation of input data. Remote attackers can exploit this via specially crafted requests to cause a "read-after-free" condition, potentially leading to a complete system compromise . : Multiple instances of heap-based buffer overflows were