CVE-2026-23687

XML Signature Wrapping in SAP NetWeaver AS ABAP and ABAP Platform

State: Published
Severity: 8.8 High
Published: Feb 10, 2026
Updated: Jun 9, 2026
Reserved: Jan 14, 2026

Description

SAP 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.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	sap

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
SAP NetWeaver AS ABAP and ABAP PlatformSAP_SE	SAP_BASIS 700Affected SAP_BASIS 701Affected SAP_BASIS 702Affected SAP_BASIS 731Affected SAP_BASIS 740Affected SAP_BASIS 750Affected SAP_BASIS 751Affected SAP_BASIS 752Affected SAP_BASIS 753Affected SAP_BASIS 754Affected SAP_BASIS 755Affected SAP_BASIS 756Affected SAP_BASIS 757Affected SAP_BASIS 758Affected SAP_BASIS 804Affected SAP_BASIS 816Affected SAP_BASIS 916Affected SAP_BASIS 917Affected SAP_BASIS 918Affected

Product

Versions

SAP NetWeaver AS ABAP and ABAP PlatformSAP_SE

SAP_BASIS 700Affected
SAP_BASIS 701Affected
SAP_BASIS 702Affected
SAP_BASIS 731Affected
SAP_BASIS 740Affected
SAP_BASIS 750Affected
SAP_BASIS 751Affected
SAP_BASIS 752Affected
SAP_BASIS 753Affected
SAP_BASIS 754Affected
SAP_BASIS 755Affected
SAP_BASIS 756Affected
SAP_BASIS 757Affected
SAP_BASIS 758Affected
SAP_BASIS 804Affected
SAP_BASIS 816Affected
SAP_BASIS 916Affected
SAP_BASIS 917Affected
SAP_BASIS 918Affected

References

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