-20260107-133918.jpg)
Before providing links, we must address the typo. The correct version nomenclature is 5.6.40. The string "5640" is likely a concatenation error (removing the dots). In security research, precision matters.
When you search for "php version 5640 vulnerabilities link" , you are effectively searching for the security report of the last known state of PHP 5.6.
Some notable CVEs that affect 5.6.40:
For government-grade tracking, use the NVD:
Direct link: https://nvd.nist.gov/vuln/search/results?form_type=Basic&results_type=overview&query=PHP+5.6.40&search_type=all php version 5640 vulnerabilities link
This link provides JSON and XML feeds, official CVSS scores, and impact metrics.
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.
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. Before providing links, we must address the typo
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 arrived here looking for "php version 5640 vulnerabilities link" , you now have a comprehensive set of URLs:
Do not fall into the trap of simply monitoring the "vulnerabilities link." The link is a tombstone. Every month that you serve PHP 5.6.40 to the public internet, you are betting that no attacker will click the exploit link before you click the upgrade button.
Action item: Run php -v today. If you see 5.6.40, treat it as a critical incident. Your security audit links start here, but they must end with a migration plan. When you search for "php version 5640 vulnerabilities
Disclaimer: This article is for educational and security auditing purposes. Always test upgrades in a staging environment. As of 2026, PHP 5.6.40 should never be used in production.
Important Note: There is no official PHP version "5.6.40" in the standard PHP release history. The official versions were 5.6.39 and then 5.6.40 (Release Date: Jan 10, 2019). However, given the high likelihood of a typo, this post covers PHP 5.6.40 (the last official security release of the 5.6 branch) and also addresses the possibility you meant the 5.6.4.0 alpha build or a general search for CVE links.
Here are the authoritative links to search for PHP 5.6.40 vulnerabilities:
There is no single “master link” labeled "5640." Instead, you must look at the aggregate of Common Vulnerabilities and Exposures (CVEs) that affect version 5.6.40.