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CVE-2025-26658— Broken Authentication in SAP Business One (Service Layer)

Quick assessment

Affected
SAP_SE SAP Business One (Service Layer)
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 Business One是德国思爱普（SAP）公司的一套企业管理软件。该软件包括财务管理、运营管理和人力资源管理等功能。 SAP Business One存在授权问题漏洞，该漏洞源于会话管理不当，可能导致攻击者提升权限并读取、修改或写入数据。

CVSS 6.8 · Medium EPSS 0.29% · P20
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I. Basic Information for CVE-2025-26658

Vulnerability Information
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Vulnerability Title
Broken Authentication in SAP Business One (Service Layer)
Source: CVE Program / CVE List V5
Vulnerability Description
The Service Layer in SAP Business One, allows attackers to potentially gain unauthorized access and impersonate other users in the application to perform unauthorized actions. Due to the improper session management, the attackers can elevate themselves to higher privilege and can read, modify and/or write new data. To gain authenticated sessions of other users, the attacker must invest considerable time and effort. This vulnerability has a high impact on the confidentiality and integrity of the application with no effect on the availability of the application.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
会话固定
Source: CVE Program / CVE List V5
Vulnerability Title
SAP Business One 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP Business One是德国思爱普（SAP）公司的一套企业管理软件。该软件包括财务管理、运营管理和人力资源管理等功能。 SAP Business One存在授权问题漏洞，该漏洞源于会话管理不当，可能导致攻击者提升权限并读取、修改或写入数据。
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 Business One (Service Layer) B1_ON_HANA 10.0 -

II. Public POCs for CVE-2025-26658

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III. Intelligence Information for CVE-2025-26658

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Other References for CVE-2025-26658 (1)

Same Patch Batch · SAP_SE · 2025-03-11 · 20 CVEs total

CVE-2025-27434 8.8 HIGH Cross-Site Scripting (XSS) vulnerability in SAP Commerce (Swagger UI)
CVE-2025-26661 8.8 HIGH Missing Authorization check in SAP NetWeaver (ABAP Class Builder)
CVE-2025-25242 6.1 MEDIUM Cross-Site Scripting (XSS) in SAP NetWeaver Application Server ABAP
CVE-2025-26659 6.1 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP (applica
CVE-2025-25244 5.7 MEDIUM Missing Authorization Check in SAP Business Warehouse (Process Chains)
CVE-2025-25245 5.4 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP BusinessObjects Business Intelligence Plat
CVE-2025-27431 5.4 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server Java
CVE-2025-23194 5.3 MEDIUM Missing Authentication check in SAP NetWeaver Enterprise Portal (OBN component)
CVE-2025-0071 4.9 MEDIUM Information Disclosure vulnerability in SAP Web Dispatcher and Internet Communication Mana
CVE-2025-0062 4.7 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP BusinessObjects Business Intelligence Plat
CVE-2025-27436 4.3 MEDIUM Broken Access Control vulnerabilities in SAP S/4HANA (Manage Bank Statements)
CVE-2025-27433 4.3 MEDIUM Broken Access Control vulnerabilities in SAP S/4HANA (Manage Bank Statements)
CVE-2025-26660 4.3 MEDIUM Broken Access Control in SAP Fiori apps (Posting Library)
CVE-2025-26656 4.3 MEDIUM Missing Authorization check in S/4HANA (Manage Purchasing Info Records)
CVE-2025-23188 4.3 MEDIUM Missing Authorization check in SAP S/4HANA (RBD)
CVE-2025-23185 4.1 MEDIUM Information Disclosure in SAP Business Objects Business Intelligence Platform
CVE-2025-27430 3.5 LOW Server Side Request Forgery (SSRF) in SAP CRM and SAP S/4 HANA (Interaction Center)
CVE-2025-26655 3.1 LOW Missing Authorization check in SAP JIT(Outbound)
CVE-2025-27432 2.4 LOW Missing Authorization check in SAP Electronic Invoicing for Brazil (eDocument Cockpit)

IV. Related Vulnerabilities

Same product: SAP Business One (Service Layer)
Same vendor: SAP_SE
Same weakness: CWE-384

V. Comments for CVE-2025-26658

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