What’s Vulnerable › Vulnerabilities

CVE-2016-7413

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 6.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-09-17 · updated 2026-06-17
• Weakness: CWE-416

Description

Use-after-free vulnerability in the wddx_stack_destroy function in ext/wddx/wddx.c in PHP before 5.6.26 and 7.x before 7.0.11 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a wddxPacket XML document that lacks an end-tag for a recordset field element, leading to mishandling in a wddx_deserialize call.

Affected products

• PHP: through 5.6.25; 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5 (+5)

References

• http://www.openwall.com/lists/oss-security/2016/09/15/10
• http://www.php.net/ChangeLog-5.php
• http://www.php.net/ChangeLog-7.php
• http://www.securityfocus.com/bid/93006
• http://www.securitytracker.com/id/1036836
• https://access.redhat.com/errata/RHSA-2018:1296
• https://bugs.php.net/bug.php?id=72860
• https://github.com/php/php-src/commit/b88393f08a558eec14964a55d3c680fe67407712?w=1
• https://security.gentoo.org/glsa/201611-22
• https://www.tenable.com/security/tns-2016-19
• http://www.openwall.com/lists/oss-security/2016/09/15/10
• http://www.php.net/ChangeLog-5.php

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