Advisory
A note with CVSS 5.2 for component IS-DFS-BIT was released by SAP on 10.02.2026. The correction/advisory 3678009 was described with "[CVE-2026-24326] Missing authorization check in SAP S/4HANA Defense & Security (Disconnected Operations)" and affects the system type ABAP.
A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as monthly patch process.
The vulnerability addressed is missing authorization check within ABAP.
Missing authority checks are still the most common security defect related to authorizations in custom code. Since SAP uses an explicit authorization model, an authority checks must be coded in order to be executed. If an explicit check is not coded, all users have access. This type of vulnerability not only exists in SAP standard it also exists in customer coding. Check your custom developments for vulnerabilities that pose a risk to your systems. SecurityBridge helps detect code vulnerabilities before they are implemented in production.
Risk specification
Disconnected Operations of SAP S/4HANA Defense & Security allows an authenticated attacker to call remote-enabled function modules, potentially resulting in access to standard SAP database tables without proper authorization checks.
Solution
With this fix, direct updates to the affected tables have been removed. The APIs are intended for testing purposes only.
Affected System
The advisory 3678009 describes a problem within an ABAP based systems of a specific version. Affected versions are described below. ABAP software is deployed in various software components and is widely used within the SAP product portfolio.
SAP NetWeaver Application Server (formally known as SAP Web Application Server) is a building block of SAP NetWeaver. It is the foundation for most software products developed by SAP SE. SAP NetWeaver systems exist with Java and/or ABAP stacks. The advisory could be relevant for single and dual-stack ABAP installations.
The advisory is valid for
- EA-DFPS 600 2
- EA-DFPS 603 2
- EA-DFPS 604 2
- EA-DFPS 605 3
- EA-DFPS 606 3
- EA-DFPS 616 3
- EA-DFPS 617 3
- EA-DFPS 618 3
- EA-DFPS 619
- EA-DFPS 800
- EA-DFPS 801
- EA-DFPS 802 3
- EA-DFPS 803 3
- EA-DFPS 804 3
- EA-DFPS 805 3
- EA-DFPS 806 3
- EA-DFPS 807 2
- EA-DFPS 808
- EA-DFPS 809
