CVE-2026-34265: Memory Corruption vulnerability in Application Server ABAP for SAP NetWeaver and ABAP Platform

Published Aug 11, 2026

Updated

SAP NetWeaver Application Server ABAP allows an unauthenticated attacker to exploit logical errors in DIAG protocol parsing, resulting in memory corruption. This vulnerability could potentially disclose sensitive system information or crash the system, leading to a high impact on the confidentiality, integrity, and availability of the application.

Affected Software

2 affected components

SAP SAP NetWeaver Application Server ABAP

SAP ABAP Platform

Event History

Aug 11, 2026

CVE Published

via MITRE·12:10 AM

Data Sourced

via MITRE·12:10 AM

DescriptionSeverity

Data Sourced

via NVD·01:17 AM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2026-34265?

CVE-2026-34265 has a critical severity rating of 9.8.

How do I fix CVE-2026-34265?

To fix CVE-2026-34265, apply the latest security patches provided by SAP for SAP NetWeaver Application Server ABAP.

What vulnerabilities does CVE-2026-34265 introduce?

CVE-2026-34265 introduces vulnerabilities that can lead to memory corruption, potentially disclosing sensitive system information or crashing the system.

Who can exploit CVE-2026-34265?

CVE-2026-34265 can be exploited by unauthenticated attackers due to logical errors in DIAG protocol parsing.

What impact can CVE-2026-34265 have on my system?

CVE-2026-34265 can lead to high impacts on confidentiality and may cause system crashes.