Deserialization of untrusted data issue exists in BizRobo! all versions. If this vulnerability is exploited, an arbitrary code is executed on the Management Console. The vendor provides the workaround information and recommends to apply it to the deployment environment.
https://knowledge.bizrobo.com/hc/ja/articles/39953373809305
https://knowledge.bizrobo.com/hc/ja/articles/39952052043289
https://knowledge.bizrobo.com/hc/ja/articles/39951710517145