CVE-2026-23687: high-severity vulnerability in SAP_SE SAP NetWeaver AS ABAP and ABAP Platform
XML Signature Wrapping in SAP NetWeaver AS ABAP and ABAP Platform
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.5%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
SAP_SE · SAP NetWeaver AS ABAP and ABAP PlatformRelated CVEs — SAP_SE SAP NetWeaver AS ABAP and ABAP Platform
In the same product, most dangerous first.
CVE-2025-0063HIGHSQL Injection vulnerability in SAP NetWeaver AS for ABAP and ABAP PlatformEPSS 0.7%CVE-2024-30218MEDIUMDenial of service (DOS) vulnerability in SAP NetWeaver AS ABAP and ABAP PlatformEPSS 0.5%CVE-2023-37492MEDIUMMissing Authorization check in SAP NetWeaver AS ABAP and ABAP PlatformEPSS 0.5%CVE-2026-27671CRITICALMemory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP PlatformEPSS 0.4%CVE-2023-35874MEDIUMImproper authentication vulnerability in SAP NetWeaver AS ABAP and ABAP PlatformEPSS 0.4%CVE-2026-44748CRITICALXML Signature Wrapping in SAML Authentication in SAP NetWeaver AS ABAP and ABAP PlatformEPSS 0.2%