Missing authorization in SAP NetWeaver AS ABAP
Priority MEDIUM 40CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.
Summary
SAP NetWeaver AS ABAP (Web Dynpro), versions - 731, 740, 750, 751, 752, 753, 754, 755, 782, allows an authenticated user to access Web Dynpro components, which reveals sensitive system information that would otherwise be restricted to highly privileged users because of missing authorization, resulting in Information Disclosure.
Why it matters now
EPSS 0.01154 67th percentileScored 2026-11-07
Fix Fixed SAP NetWeaver AS ABAP (Web Dynpro) (SAP SE): 731, 740, 750 +6
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) | before 731; before 740; before 750; before 751; before 752; before 753; before 754; before 755; before 782 | 731, 740, 750, 751, 752, 753, 754, 755, 782 | Patch available | CNA |
- SAP NetWeaver AS ABAP (Web Dynpro) VendorSAP Affected before 731; before 740; before 750; before 751; before 752; before 753; before 754; before 755; before 782 Fixed in 731, 740, 750, 751, 752, 753, 754, 755, 782 Patch available CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:netweaver_application_server_abap:731:*:*:*:*:*:*:* | 731 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:740:*:*:*:*:*:*:* | 740 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:*:*:*:* | 750 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:751:*:*:*:*:*:*:* | 751 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:*:*:*:* | 752 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:*:*:*:* | 753 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:*:*:*:* | 754 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:*:*:*:* | 755 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:782:*:*:*:*:*:*:* | 782 | Vulnerable | SAP |
- cpe:2.3:a:sap:netweaver_application_server_abap:731:*:*:*:*:*:*:* Versions 731 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:740:*:*:*:*:*:*:* Versions 740 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:*:*:*:* Versions 750 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:751:*:*:*:*:*:*:* Versions 751 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:*:*:*:* Versions 752 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:*:*:*:* Versions 753 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:*:*:*:* Versions 754 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:*:*:*:* Versions 755 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:782:*:*:*:*:*:*:* Versions 782 Vulnerable ·SAP
Remediation
- Fix · CNA SAP NetWeaver AS ABAP (Web Dynpro) (SAP SE) Fixed in 731, 740, 750, 751, 752, 753, 754, 755, 782
Timeline
- 2026-10-02 Threatist record created from CVE-2020-26818
- 2026-10-03 Alias added: GHSA-67fv-h3m9-7p8h
References
More SAP Netweaver Application Server Abap vulnerabilities
- TI-2022-06811 SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP… KEVCVSS 3.1CRITICAL 10.0
- TI-2023-21149 Missing Authorization check in SAP CommonCryptoLib CVSS 3.1CRITICAL 9.8
- TI-2023-12229 Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform CVSS 3.1CRITICAL 9.6
- TI-2023-12228 Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform CVSS 3.1CRITICAL 9.6
- TI-2021-19921 Code injection in SAP ABAP Server & ABAP Platform CVSS 3.1CRITICAL 9.8
- TI-2021-09062 Improper authentication in SAP NetWeaver AS ABAP and ABAP Platform CVSS 3.1CRITICAL 9.8
Sources
- CVE-2020-26818 · CVE Program
- CVE-2020-26818 · NVD
- FIRST EPSS
- GHSA-67fv-h3m9-7p8h · GitHub Advisory Database · CC BY 4.0
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