CVE-2026-27688— Missing Authorization check in SAP NetWeaver Application Server for ABAP
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I. Basic Information for CVE-2026-27688
Vulnerability Information
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Vulnerability Title
Missing Authorization check in SAP NetWeaver Application Server for ABAP
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
SAP NetWeaver Application Server for ABAP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server for ABAP是德国思爱普（SAP）公司的一个核心应用服务器平台。 SAP NetWeaver Application Server for ABAP存在安全漏洞，该漏洞源于缺少授权检查，可能导致经过身份验证的攻击者读取数据库分析器日志文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SAP_SE | SAP NetWeaver Application Server for ABAP | SAP_BASIS 700 | - |
II. Public POCs for CVE-2026-27688
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|---|
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Same Patch Batch · SAP_SE · 2026-03-10 · 13 CVEs total
| CVE-2026-27685 | 9.1 CRITICAL | Insecure Deserialization in SAP NetWeaver Enterprise Portal Administration |
| CVE-2026-27689 | 7.7 HIGH | Denial of service (DOS) in SAP Supply Chain Management |
| CVE-2026-27684 | 6.4 MEDIUM | SQL Injection Vulnerability in SAP NetWeaver (Feedback Notification) |
| CVE-2026-24316 | 6.4 MEDIUM | Server-Side Request Forgery (SSRF) in SAP NetWeaver Application Server for ABAP |
| CVE-2026-24309 | 6.4 MEDIUM | Missing Authorization check in SAP NetWeaver Application Server for ABAP |
| CVE-2026-0489 | 6.1 MEDIUM | DOM-based Cross-Site Scripting (XSS) Vulnerability in SAP Business One (Job Service) |
| CVE-2026-27686 | 5.9 MEDIUM | Missing Authorization check in SAP Business Warehouse (Service API) |
| CVE-2026-27687 | 5.8 MEDIUM | Missing Authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal |
| CVE-2026-24311 | 5.6 MEDIUM | Insecure Storage Protection vulnerability in SAP Customer Checkout 2.0 |
| CVE-2026-24317 | 5.0 MEDIUM | DLL Hijacking vulnerability in SAP GUI for Windows with active GuiXT |
| CVE-2026-24313 | 5.0 MEDIUM | Missing Authorization check in SAP Solution Tools Plug-In (ST-PI) |
| CVE-2026-24310 | 3.5 LOW | Missing Authorization check in SAP NetWeaver Application Server for ABAP |
IV. Related Vulnerabilities
Same product: SAP NetWeaver Application Server for ABAP
- CVE-2026-24316
Server-Side Request Forgery (SSRF) in SAP NetWeaver Applicat - CVE-2026-24310
Missing Authorization check in SAP NetWeaver Application Ser - CVE-2026-24309
Missing Authorization check in SAP NetWeaver Application Ser - CVE-2025-42882
Missing Authorization check in SAP NetWeaver Application Ser - CVE-2025-42908
Cross-Site Request Forgery (CSRF) vulnerability in SAP NetWe
Same vendor: SAP_SE
- CVE-2026-34264
Information Disclosure vulnerability in SAP Human Capital Ma - CVE-2026-34262
Information Disclosure Vulnerability in SAP HANA Cockpit and - CVE-2026-34261
Missing Authorization check in SAP Business Analytics and SA - CVE-2026-34257
Open Redirect vulnerability in SAP NetWeaver Application Ser - CVE-2026-34256
Missing Authorization check in SAP ERP and SAP S/4 HANA (Pri
Same weakness: CWE-862
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