Cybozu Garoon 3.x and 4.x before 4.2.1 allows remote authenticated users to bypass intended restrictions on reading, creating, or modifying a portlet via unspecified vectors.
Cybozu Garoon 3.x and 4.x before 4.2.1 allows remote authenticated users to bypass intended access restrictions and obtain sensitive Address Book information via an API call, a different vulnerability than CVE-2015-7776.