CoreResponseStateManager in Apache MyFaces Trinidad 1.0.0 through 1.0.13, 1.2.x before 1.2.15, 2.0.x before 2.0.2, and 2.1.x before 2.1.2 might allow attackers to conduct deserialization attacks via a crafted serialized view state string.
Apache MyFaces Trinidad versions 1.0.0 to 1.0.13, 1.2.1 to 1.2.14, 2.0.0 to 2.0.1, and 2.1.0 to 2.1.1 suffer from an information disclosure vulnerability.