CVE-2016-9865: phpMyAdmin

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

An issue was discovered in phpMyAdmin. Due to a bug in serialized string parsing, it was possible to bypass the protection offered by PMA_safeUnserialize() function. All 4.6.x versions (prior to 4.6.5), 4.4.x versions (prior to 4.4.15.9), and 4.0.x versions (prior to 4.0.10.18) are affected.

Affected products

• phpMyAdmin phpMyAdmin: version 4.0.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; version 4.0.4.1 only; …

Published 2016-12-11. Last modified 2026-06-17.