CVE-2021-33664

Name: CVE-2021-33664
Creator: NVD / NIST
Published: 2021-06-09T14:15:10.04+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.47%

Last modified Jun 17, 2026

CVE-2021-33664 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. SAP NetWeaver Application Server ABAP (Applications based on Web Dynpro ABAP), versions - SAP_UI - 750,752,753,754,755, SAP_BASIS - 702, 731 does not sufficiently encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

SAP NetWeaver Application Server ABAP (Applications based on Web Dynpro ABAP), versions - SAP_UI - 750,752,753,754,755, SAP_BASIS - 702, 731 does not sufficiently encode user-controlled inputs, resulting in Cross-Site Scripting (XSS) vulnerability.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.47%

37.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Sap	Netweaver Application Server Abap	31
Sap	Netweaver Application Server Abap	702
Sap	Netweaver Application Server Abap	750
Sap	Netweaver Application Server Abap	752
Sap	Netweaver Application Server Abap	753
Sap	Netweaver Application Server Abap	754
Sap	Netweaver Application Server Abap	755

References

https://launchpad.support.sap.com/#/notes/3025604Permissions Required, Vendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999Vendor Advisory
https://launchpad.support.sap.com/#/notes/3025604Permissions Required, Vendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999Vendor Advisory

Timeline

Published: Jun 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-33664?

How severe is CVE-2021-33664?

CVE-2021-33664 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2021-33664?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-33664?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST