SAP Web Dynpro ABAP allow an attacker to redirect users to a malicious site due to Reverse Tabnabbing vulnerabilities.
Priority LOW 29CWE-601Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-601.
Summary
SAP Web Dynpro ABAP allow an attacker to redirect users to a malicious site due to Reverse Tabnabbing vulnerabilities.
Why it matters now
EPSS 0.0086 58th percentileScored 2026-11-07
Fix Fixed SAP NetWeaver AS ABAP (Web Dynpro ABAP) (SAP SE): 752, 753, 754 +5
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 ABAP (Web Dynpro ABAP) | < SAP_UI 750; before 752; before 753; before 754; before 755; < and SAP_BASIS 700; before 701; before 702; before 731; before 804 | 752, 753, 754, 755, 701, 702, 731, 804 | Patch available | CNA |
- SAP NetWeaver AS ABAP (Web Dynpro ABAP) VendorSAP Affected < SAP_UI 750; before 752; before 753; before 754; before 755; < and SAP_BASIS 700; before 701; before 702; before 731; before 804 Fixed in 752, 753, 754, 755, 701, 702, 731, 804 Patch available CNA
Remediation
- Fix · CNA SAP NetWeaver AS ABAP (Web Dynpro ABAP) (SAP SE) Fixed in 752, 753, 754, 755, 701, 702, 731, 804
Timeline
- 2026-10-02 Threatist record created from CVE-2021-21478
- 2026-10-03 Alias added: GHSA-6fxj-c35j-cj8x
References
Sources
- CVE-2021-21478 · CVE Program
- CVE-2021-21478 · NVD
- FIRST EPSS
- GHSA-6fxj-c35j-cj8x · GitHub Advisory Database · CC BY 4.0
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