PYSEC-2026-831 OpenStack Identity Keystone Privilege Escalation vulnerability

The LDAP backend in OpenStack Identity Keystone Grizzly and Havana, when removing a role on a tenant for a user who does not have that role, adds the role to the user, which allows local users to gain privileges...

Shiro: successful authentication without specifying user name or password

It was discovered that Apache Shiro authenticated users without specifying a user name or a password when used in conjunction with an LDAP back end that allowed unauthenticated binds...