XML Signature Wrapping in SAP NetWeaver AS ABAP and ABAP Platform

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Summary

CVECVE-2026-23687
StatePUBLISHED
Assignersap
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-02-10 04:16:03 UTC
Updated2026-06-09 08:16:27 UTC
DescriptionSAP NetWeaver Application Server ABAP and ABAP Platform allows an authenticated attacker with normal privileges to obtain a valid signed message and send modified signed XML documents to the verifier. This may result in acceptance of tampered identity information, unauthorized access to sensitive user data and potential disruption of normal system usage.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

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

EPSS: 0.000180000 probability, percentile 0.046450000 (date 2026-06-14)

Problem Types: CWE-347 | CWE-347 CWE-347: Improper Verification of Cryptographic Signature

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Sap Sap Basis 700 All All All
Application Sap Sap Basis 701 All All All
Application Sap Sap Basis 702 All All All
Application Sap Sap Basis 731 All All All
Application Sap Sap Basis 740 All All All
Application Sap Sap Basis 750 All All All
Application Sap Sap Basis 751 All All All
Application Sap Sap Basis 752 All All All
Application Sap Sap Basis 753 All All All
Application Sap Sap Basis 754 All All All
Application Sap Sap Basis 755 All All All
Application Sap Sap Basis 756 All All All
Application Sap Sap Basis 757 All All All
Application Sap Sap Basis 758 All All All
Application Sap Sap Basis 804 All All All
Application Sap Sap Basis 916 All All All
Application Sap Sap Basis 917 All All All
Application Sap Sap Basis 918 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 700 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 701 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 702 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 731 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 740 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 750 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 751 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 752 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 753 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 754 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 755 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 756 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 757 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 758 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 804 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 816 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 916 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 917 Not specified
CNA SAP SE SAP NetWeaver AS ABAP And ABAP Platform affected SAP_BASIS 918 Not specified

References

ReferenceSourceLinkTags
seclists.org/fulldisclosure/2026/Jun/1 af854a3a-2127-422b-91ae-364da2661108 seclists.org
me.sap.com/notes/3697567 [email protected] me.sap.com Permissions Required
url.sap/sapsecuritypatchday [email protected] url.sap Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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