Auth bypass in SAP Netweaver Application Server Abap
CVE-2026-27688
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.
Vulnerability class: Broken Access Control
EPSS: 0.002 (13.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.
Affected products
- Sap Netweaver_application_server_abap — versions 700, 701, 702
- Sap_se Sap Netweaver Application Server For Abap — versions SAP_BASIS 700, SAP_BASIS 701, SAP_BASIS 702
Weakness classification (CWE)
References
- cna@sap.com (Permissions Required)
- cna@sap.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-27688?
- CVE-2026-27688 is a medium-severity vulnerability in SAP Netweaver Application Server Abap, classified under Missing Authorization. CVSS score: 5.0/10. Published 2026-03-10.
- How severe is CVE-2026-27688?
- Medium severity. CVSS v3 base score is 5.0 out of 10.