A vulnerability described as critical has been identified in Jinher OA C6 . The affected element is an unknown function of the file /C6/JHSoft.Web.ModuleCount/GetFormSn.aspx . Executing a manipulation of the argument queryID can lead to sql injection. This vulnerability appears as CVE-2026-11412 . The attack may be performed from remote. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.