Cross-site scripting in SAP NetWeaver AS for Java
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
SAP NetWeaver AS Java (Applications based on HTMLB for Java) allows a basic-level authorized attacker to store a malicious file on the server. When a victim tries to open this file, it results in a Cross-Site Scripting (XSS) vulnerability and the attacker can read and modify data. However, the attacker does not have control over kind or degree.
Why it matters now
EPSS 0.0049 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SAP | SAP NetWeaver AS for Java (Applications based on HTMLB for Java) | EP-BASIS 7.10, 7.11, 7.30, 7.31, 7.40, 7.50; FRAMEWORK-EXT 7.30, 7.31, 7.40, 7.50; FRAMEWORK 7.10, 7.11 | — | No fix listed | CNA |
- SAP NetWeaver AS for Java (Applications based on HTMLB for Java) VendorSAP Affected EP-BASIS 7.10, 7.11, 7.30, 7.31, 7.40, 7.50; FRAMEWORK-EXT 7.30, 7.31, 7.40, 7.50; FRAMEWORK 7.10, 7.11 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:netweaver_application_server_java:7.10:*:*:*:*:*:*:* | 7.10 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_java:7.11:*:*:*:*:*:*:* | 7.11 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_java:7.30:*:*:*:*:*:*:* | 7.30 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_java:7.31:*:*:*:*:*:*:* | 7.31 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_java:7.40:*:*:*:*:*:*:* | 7.40 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_java:7.50:*:*:*:*:*:*:* | 7.50 | Vulnerable | SAP |
- cpe:2.3:a:sap:netweaver_application_server_java:7.10:*:*:*:*:*:*:* Versions 7.10 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_java:7.11:*:*:*:*:*:*:* Versions 7.11 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_java:7.30:*:*:*:*:*:*:* Versions 7.30 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_java:7.31:*:*:*:*:*:*:* Versions 7.31 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_java:7.40:*:*:*:*:*:*:* Versions 7.40 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_java:7.50:*:*:*:*:*:*:* Versions 7.50 Vulnerable ·SAP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27601
- 2026-10-03 Alias added: GHSA-hfcm-37qj-j7cf
References
More SAP Netweaver Application Server Java vulnerabilities
- TI-2020-05139 Missing authentication in SAP NetWeaver AS JAVA KEVCVSS 3.1CRITICAL 10.0
- TI-2016-02146 SQL injection vulnerability in the UDDI server in SAP NetWeaver J2EE Engine 7.40 allows… KEVCVSS 3.1CRITICAL 9.8
- TI-2010-05023 The Invoker Servlet on SAP NetWeaver Application Server Java platforms, possibly before… KEVCVSS 3.1CRITICAL 10.0
- TI-2017-09362 Directory traversal vulnerability in scheduler/ui/js/ffffffffbca41eb4/UIUtilJavaScriptJS… KEVCVSS 3.1HIGH 7.5
- TI-2016-03377 Directory traversal vulnerability in SAP NetWeaver AS Java 7.1 through 7.5 allows remote… KEVCVSS 3.1HIGH 7.5
- TI-2016-07786 BC-BMT-BPM-DSK in SAP NetWeaver AS JAVA 7.5 allows remote authenticated users to conduct… KEVCVSS 3.1MEDIUM 6.5
Sources
- CVE-2021-27601 · CVE Program
- CVE-2021-27601 · NVD
- FIRST EPSS
- GHSA-hfcm-37qj-j7cf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences