Php Version 5640 Vulnerabilities Link _verified_ -

Even the version is not safe if you use an unpatched FPM—the vulnerability was fixed in Debian via 5.6.40+dfsg-0+deb8u7 and later in Amazon Linux in ALAS‑2019‑1315.

To audit, track, and analyze these specific flaws, utilize the following official security repositories:

No security patches have been released since January 2019. Over 200+ known, unpatched vulnerabilities exist for PHP 5.6.x that affect version 5.6.40. Using it today is a severe security risk.

Version 5.6.40 was released in January 2019, and it has many known security issues because it reached on December 31, 2018 (no more security patches). php version 5640 vulnerabilities link

2. Denial of Service (DoS) via Uncontrolled Resource Consumption CVE-2019-9024

Fixed CVE-2019-9021 , a heap buffer overflow found in the phar_detect_phar_fname_ext function.

Hundreds of vulnerabilities have been found in the PHP ecosystem since 2019. None of these fixes are backported to version 5.6.40. Even the version is not safe if you

For years, PHP 5.6 was the backbone of the web, powering millions of WordPress sites and legacy enterprise applications. As the 2018 deadline for ending support approached, the developers released version 5.6.40 to close the remaining gaps. However, because it is now unsupported, any vulnerabilities discovered after its release remain unpatched for the general public. Key Vulnerabilities and Risks

For a complete list of vulnerabilities, you can check the PHP changelog or the National Vulnerability Database (NVD).

If you are using WordPress, Joomla, or custom frameworks, upgrade them to the latest versions that support PHP 8. Using it today is a severe security risk

PHP version 5.6.40, released in January 2019, was the final security update for the PHP 5.6 branch and is now end-of-life (EOL). While it addressed several critical issues, it remains vulnerable to newer exploits discovered after its support ended.

Your application may also be compromised via (e.g., Apache, OpenSSL) that themselves contain vulnerabilities. For example, the php:5.6.40-apache Docker image has been reported to contain over 513 vulnerabilities across 1033 dependency paths, including critical buffer overflows and HTTP request smuggling in Apache 2.4.25‑3+deb9u6.