Php Version 5640 Vulnerabilities Link Here

While not a vulnerability in the code itself, many legacy 5.6.40 setups leave the phpinfo() page public, which discloses sensitive server information that aids in formulating Remote Code Execution (RCE) or Local File Inclusion (LFI) attacks. Security Risk Summary

Using PHP 5.6.40 in 2026 is considered high-risk. Automated scanners frequently identify hundreds of known vulnerabilities in environments running this version. Snyk - Vulnerability report for Docker php:5.6.40-apache php version 5640 vulnerabilities link

A heap-based buffer over-read in the PHAR extension may allow attackers to read memory past actual data while parsing filenames. While not a vulnerability in the code itself, many legacy 5

Although 5.6.40 was a "security release," it remains vulnerable to numerous exploits discovered after its EOL. Because the PHP project no longer maintains this branch, any vulnerability found since 2019 remains in official builds. Snyk - Vulnerability report for Docker php:5