system
Identify the affected product in <CVE-2021-21491>.
user
Which product is affected by <CVE-2021-21491>?
assistant
The affected product is SAP NetWeaver Application Server Java (Applications based on Web Dynpro Java) and version: < 7.00, < 7.10, < 7.11, < 7.20, < 7.30, < 731, < 7.40, < 7.50.