CVE-2026-27671: Memory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Platform

Published Jun 9, 2026
·
Updated

Due to improper RFC protocol validation in the SAP Kernel used by the Application Server ABAP of SAP NetWeaver and ABAP Platform, an unauthenticated attacker can send a crafted RFC request that exploits logical errors in memory management, leading to memory corruption. This could lead 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 SAP ABAP Platform Application Server ABAP

Event History

Jun 9, 2026
CVE Published
via MITRE·12:20 AM
Data Sourced
via MITRE·12:20 AM
DescriptionSeverity
Data Sourced
via NVD·01:16 AM
DescriptionSeverityWeakness
News Published
via BleepingComputer·07:36 PM
News Published
via BleepingComputer·07:38 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-27671?

CVE-2026-27671 has a critical severity rating of 9.8.

2

What type of vulnerability is identified in CVE-2026-27671?

CVE-2026-27671 is a memory corruption vulnerability in the Application Server ABAP of SAP NetWeaver and ABAP Platform.

3

Who can exploit the vulnerability CVE-2026-27671?

An unauthenticated attacker can exploit CVE-2026-27671 through a crafted RFC request.

4

What impact can result from the exploitation of CVE-2026-27671?

Exploitation of CVE-2026-27671 can lead to high impact consequences, including loss of integrity and availability.

5

How do I fix CVE-2026-27671?

To fix CVE-2026-27671, you should apply the latest security patches from SAP as recommended in their advisory.

Contact

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