CVE-2026-27688 Missing Authorization check in SAP NetWeaver Application Server for ABAP

Medium 5.0 Published 10 Mar 2026 Updated 11 Mar 2026

An authenticated attacker can read sensitive Database Analyzer logs and potentially escalate privileges due to missing authorization checks in SAP NetWeaver.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-27688?

CVE-2026-27688 is a medium-severity missing authorization vulnerability in Sap Netweaver Application Server Abap, published on 10 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Due to a missing authorization check in SAP NetWeaver Application Server for ABAP, an authenticated attacker with user privileges could read Database Analyzer Log Files via a specific RFC function module. The attacker with the necessary privileges to execute this function module could potentially escalate their privileges and read the sensitive data, resulting in a limited impact on the confidentiality of the information stored. However, the integrity and availability of the system are not affected.

Weakness: CWE-862

Which versions are affected by CVE-2026-27688?

It affects 1 product.

Products include Sap Netweaver Application Server Abap.

How do I fix CVE-2026-27688?

No fix has been published for CVE-2026-27688 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-27688 being exploited?

There is no known exploitation of CVE-2026-27688 in the wild and no public exploit code.

All Sap Netweaver Application Server Abap vulnerabilities

Sources

Also known as GHSA-pgg7-622h-hcmv.