Instead of browsing a static link, use automated vulnerability scanners that return dynamic results.
For those who simply need to know the worst offenders linked to version "5640," here are the top CVEs that remain unpatched in 5.6.40.
If you are forced to stay on PHP 5.6.40 due to legacy software constraints, you must implement defense-in-depth strategies immediately:
If you have stumbled upon the search term "php version 5640 vulnerabilities link" , you are likely dealing with a legacy system running PHP 5.6.40—the very last official release of the PHP 5.x series, published on January 10, 2019. php version 5640 vulnerabilities link
Since then, this version has been End of Life (EOL) . No security patches, no bug fixes. For security professionals and system administrators, finding an accurate, linkable source of vulnerabilities for this version is not just an academic exercise; it is a damage assessment mission.
In this article, we will clarify the confusion around "5640," provide direct links to official vulnerability databases, list the most critical CVEs affecting PHP 5.6.40, and explain why these links represent a clear and present danger.
PHP 5.6.40, being an older version, has several vulnerabilities that have been patched in later versions. Some of the notable vulnerabilities include: Instead of browsing a static link, use automated
For a complete list of vulnerabilities, you can check the PHP changelog or the National Vulnerability Database (NVD).
If you are asking about PHP 5.6.40, you are looking at the final, now obsolete release of PHP 5.6 from January 10, 2019. If "5640" refers to a version string like 5.6.4.0 (an old alpha), that version has even more unpatched flaws. This post assumes the former, as it is the more common legacy system reference.
Because PHP 5.6.40 has been EOL for years, it has accumulated a backlog of known vulnerabilities that will never be fixed. While PHP 5.6.40 patched issues present in earlier 5.6 versions (like 5.6.30), it is vulnerable to classes of bugs discovered after January 2019. For a complete list of vulnerabilities, you can
Common vulnerability types affecting this branch include:
The Danger: Since the source code for PHP is open, security researchers and malicious actors know exactly which vulnerabilities exist in 5.6.40. It is a sitting duck.