CVE-2012-3426: Openstack Essex

Medium severity, CVSS 4.9. EPSS: 2.3% chance of exploitation in the next 30 days.

OpenStack Keystone before 2012.1.1, as used in OpenStack Folsom before Folsom-1 and OpenStack Essex, does not properly implement token expiration, which allows remote authenticated users to bypass intended authorization restrictions by (1) creating new tokens through token chaining, (2) leveraging possession of a token for a disabled user account, or (3) leveraging possession of a token for an account with a changed password.

Affected products

• Openstack Essex: any version
• Openstack Horizon: version folsom-1 only
• Openstack Keystone: version 2012.1 only; version 2012.1.1 only

Published 2012-07-31. Last modified 2026-06-16.