CVE-2020-29312: Zend Framework

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

An issue found in Zend Framework v.3.1.3 and before allow a remote attacker to execute arbitrary code via the unserialize function. Note: This has been disputed by third parties as incomplete and incorrect. The framework does not have a version that surpasses 2.x.x and was deprecated in early 2020.

Affected products

• Zend Zend Framework: up to and including 3.1.3

Published 2023-04-04. Last modified 2026-07-09.