CVE-2016-7125: PHP

High severity, CVSS 7.5. EPSS: 5.8% chance of exploitation in the next 30 days.

ext/session/session.c in PHP before 5.6.25 and 7.x before 7.0.10 skips invalid session names in a way that triggers incorrect parsing, which allows remote attackers to inject arbitrary-type session data by leveraging control of a session name, as demonstrated by object injection.

Affected products

• PHP PHP: up to and including 5.6.24; 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; …

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