CVE-2016-7129: PHP

Critical severity, CVSS 9.8. EPSS: 6.8% chance of exploitation in the next 30 days.

The php_wddx_process_data function in ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via an invalid ISO 8601 time value, as demonstrated by a wddx_deserialize call that mishandles a dateTime element in a wddxPacket XML document.

Affected products

• PHP PHP: version 7.0.0 only; version 7.0.1 only; version 7.0.2 only; version 7.0.3 only; version 7.0.4 only; version 7.0.5 only; …

Published 2016-09-12. Last modified 2026-06-17.