CVE-2015-8617: PHP

Critical severity, CVSS 9.8. EPSS: 22.8% chance of exploitation in the next 30 days.

Format string vulnerability in the zend_throw_or_error function in Zend/zend_execute_API.c in PHP 7.x before 7.0.1 allows remote attackers to execute arbitrary code via format string specifiers in a string that is misused as a class name, leading to incorrect error handling.

Affected products

• PHP PHP: version 7.0.1 only

Published 2016-01-19. Last modified 2026-06-17.