CVE-2021-21490: SAP NetWeaver Application Server Abap

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

SAP NetWeaver AS for ABAP (Web Survey), versions - 700, 702, 710, 711, 730, 731, 750, 750, 752, 75A, 75F, does not sufficiently encode input and output parameters which results in reflected cross site scripting vulnerability, through which a malicious user can access data relating to the current session and use it to impersonate a user and access all information with the same rights as the target user.

Affected products

• SAP NetWeaver Application Server Abap: version 75a only; version 75f only; version 700 only; version 702 only; version 710 only; version 711 only; …

Published 2021-06-09. Last modified 2026-06-17.