CVE-2013-1397: Sensiolabs Symfony

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

Symfony 2.0.x before 2.0.22, 2.1.x before 2.1.7, and 2.2.x remote attackers to execute arbitrary PHP code via a serialized PHP object to the (1) Yaml::parse or (2) Yaml\Parser::parse function, a different vulnerability than CVE-2013-1348.

Affected products

• Sensiolabs Symfony: version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; version 2.0.5 only; …

Published 2014-06-02. Last modified 2026-06-16.