CVE-2016-4326: Chef Manage

Critical severity, CVSS 9.8. EPSS: 4.2% chance of exploitation in the next 30 days.

The Chef Manage (formerly opscode-manage) add-on before 1.12.0 for Chef allows remote attackers to execute arbitrary code via crafted serialized data in a cookie.

Affected products

• Chef Chef Manage: up to and including 1.11.4

Published 2016-06-10. Last modified 2026-06-17.