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CVE-2026-27687— Missing Authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal

Quick assessment

Affected
SAP_SE SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SAP S/4HANA HCM Portugal和SAP ERP HCM Portugal都是德国思爱普（SAP）公司的一个人力资本管理模块。 SAP S/4HANA HCM Portugal和SAP ERP HCM Portugal存在安全漏洞，该漏洞源于缺少授权检查，可能导致高权限用户访问其他公司的敏感数据。

CVSS 5.8 · Medium EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2026-27687

Vulnerability Information
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Vulnerability Title
Missing Authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal
Source: CVE Program / CVE List V5
Vulnerability Description
Due to missing authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal, a user with high privileges could access sensitive data belonging to another company. This vulnerability has a high impact on confidentiality and does not affect integrity and availability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
SAP S/4HANA HCM Portugal和SAP ERP HCM Portugal 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP S/4HANA HCM Portugal和SAP ERP HCM Portugal都是德国思爱普（SAP）公司的一个人力资本管理模块。 SAP S/4HANA HCM Portugal和SAP ERP HCM Portugal存在安全漏洞，该漏洞源于缺少授权检查，可能导致高权限用户访问其他公司的敏感数据。
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 S/4HANA HCM Portugal and SAP ERP HCM Portugal S4HCMCPT 100 -

II. Public POCs for CVE-2026-27687

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III. Intelligence Information for CVE-2026-27687

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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-2026-24311 5.6 MEDIUM Insecure Storage Protection vulnerability in SAP Customer Checkout 2.0
CVE-2026-27688 5.0 MEDIUM Missing Authorization check in SAP NetWeaver Application Server for ABAP
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 S/4HANA HCM Portugal and SAP ERP HCM Portugal
Same vendor: SAP_SE
Same weakness: CWE-862

V. Comments for CVE-2026-27687

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