Php Version 5640 Vulnerabilities Link Jun 2026

https://www.cvedetails.com/version-list/93/174/1/PHP-PHP-5.6.html

It's highly recommended to upgrade to a newer PHP version, such as PHP 7.4 or later, which includes many security fixes and improvements.

Maliciously crafted XML-RPC requests force the server into a heap out-of-bounds read or a use-after-free condition. Security analysts at Invicti’s CVE-2019-9020 Analysis note that this can leak sensitive server memory fragments or compromise the system entirely. 3. PHAR Extension Heap Buffer Over-read (CVE-2019-9021)

For an aggregated list of all historical and cross-referenced flaws, visit the CVE Details PHP Page. The Compounding Risk of EOL Software php version 5640 vulnerabilities link

The only permanent resolution to EOL vulnerabilities is migrating to a modern, actively supported version of PHP (such as PHP 8.x). Modern versions offer robust cryptographic primitives, strict type safety, and massive performance improvements.

High. Arbitrary code execution or system instability. Essential Vulnerability Databases & Links

Running PHP 5.6.40 is not just a technical debt; it is a security incident waiting to happen. While the vulnerability links provided above can help you document the risks, the only responsible action is to formulate a migration plan. https://www

| CVE ID | Severity | Description | Link | |--------|----------|-------------|------| | | Critical (9.8) | Remote Code Execution via env_path_info under specific FPM configurations. | NVD Link | | CVE-2020-7063 | High (7.5) | File upload $_FILES array injection leading to denial of service. | NVD Link | | CVE-2020-7060 | High (7.5) | mb_strpos() & mb_strrpos() may cause a heap-use-after-free. | NVD Link | | CVE-2019-11046 | Medium (6.1) | bcmath function bypass of safe_bin checks. | NVD Link |

Understanding PHP 5.6.40 Vulnerabilities: Security Risks and Mitigation

The official U.S. government repository of standards-based vulnerability management data. Modern versions offer robust cryptographic primitives

; Disable dangerous functions that allow shell execution disable_functions = exec, passthru, shell_exec, system, proc_open, popen, curl_exec, curl_multi_exec, parse_ini_file, show_source ; Disable remote file inclusion allow_url_fopen = Off allow_url_include = Off ; Hide PHP version headers from attackers expose_php = Off ; Restrict file system access to the web root open_basedir = "/var/www/html/" Use code with caution.

Common vulnerability types affecting this branch include:

the Release of PHP 5.6.40

An unauthenticated attacker can upload a malformed image payload to trigger application crashes or execute shell commands. A full profile is provided in the Tenable Nessus PHP 5.6.40 Plugin . 📊 Summary of Vulnerabilities Impacting PHP 5.6.40 PHP - endoflife.date