What’s Vulnerable › Vulnerabilities

CVE-2026-23687: XML Signature Wrapping in SAP NetWeaver AS ABAP and ABAP Platform

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-10 · updated 2026-06-17
• Weakness: CWE-347

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.

Affected products

• SAP_SE SAP Business Workflow: 700, 701, 702, 731, 740, 750 (+12)

References

• https://me.sap.com/notes/3697567
• https://url.sap/sapsecuritypatchday
• http://seclists.org/fulldisclosure/2026/Jun/1

Get alerted when CVE-2026-23687 or the next vulnerability affects your stack