CVE-2025-15421: Yonyou Ksoa

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was detected in Yonyou KSOA 9.0. This vulnerability affects unknown code of the file /worksheet/agent_worksadd.jsp of the component HTTP GET Parameter Handler. The manipulation of the argument ID results in sql injection. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Yonyou Ksoa: version 9.0 only

Published 2026-01-02. Last modified 2026-10-07.