All vulnerabilities

Servers and applications

CVE-2015-4642

The escapeshellarg function in ext/standard/exec.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 on Windows allows remote attackers to execute arbitrary OS commands via a crafted string to an application that accepts command-line arguments for a call to the PHP system function.

Severity
Critical 9.8
Published
16 May 2016
Last changed
17 Jun 2026
Added to UpHeron
14 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Version 5.6.9
  • Version 5.6.8
  • Version 5.6.7
  • Version 5.6.6
All 37 release lines
  • Every version up to 5.4.41
  • Version 5.5.0
  • Version 5.5.1
  • Version 5.5.2
  • Version 5.5.3
  • Version 5.5.4
  • Version 5.5.5
  • Version 5.5.6
  • Version 5.5.7
  • Version 5.5.8
  • Version 5.5.9
  • Version 5.5.10
  • Version 5.5.11
  • Version 5.5.12
  • Version 5.5.13
  • Version 5.5.14
  • Version 5.5.15
  • Version 5.5.16
  • Version 5.5.17
  • Version 5.5.18
  • Version 5.5.19
  • Version 5.5.20
  • Version 5.5.21
  • Version 5.5.22
  • Version 5.5.23
  • Version 5.5.24
  • Version 5.5.25
  • Version 5.6.0
  • Version 5.6.1
  • Version 5.6.2
  • Version 5.6.3
  • Version 5.6.4
  • Version 5.6.5
  • Version 5.6.6
  • Version 5.6.7
  • Version 5.6.8
  • Version 5.6.9

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-4642
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-4642