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…

Description

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.

Scores

EPSS (exploitation in 30 days)

6.0% · top 6.7% of all CVEs (3 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

• n/a
• CWE-78 (opens in a new tab)All about CWE-78 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• 1032709 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• 75290 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• [oss-security] 20150618 Re: PHP 5.6.10 / 5.5.26 / 5.4.42 CVE request (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• http://php.net/ChangeLog-5.php (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugs.php.net/bug.php?id=69646 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9 (opens in a new tab)x_refsource_CONFIRMx_transferred
• GLSA-201606-10 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2015-4642](https://trackcve.app/badge/CVE-2015-4642.svg)](https://trackcve.app/cve/CVE-2015-4642)

Record last updated 6 Aug 2024, 06:18 UTC.