Internet-Security.com TCP port 10086 details

Seeyon OA Mobile (M3/M1, by Seeyon/致远互联) commonly runs its mobile gateway/web service on TCP port 10086; many exposed instances respond under paths like /seeyon/ on that port.
It’s used for the mobile client’s HTTP APIs and file/office document handling in Seeyon OA deployments.
This port has been heavily targeted: multiple Seeyon OA remote-code-execution and file-upload vulnerabilities have been exploited via services on 10086, often resulting in webshells and cryptominer deployments.
No other widely recognized standard software or protocol is commonly assigned to TCP 10086.

TCP 10086