A vulnerability classified as critical was found in 上海灵当信息科技有限公司 Lingdang CRM up to 8.6.4.3. Affected by this vulnerability is an unknown functionality of the file /crm/WeiXinApp/marketing/index.php?module=Users&action=getActionList. The manipulation of the argument userid leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.