CVE-2025-26658
Broken Authentication in SAP Business One (Service Layer)
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | sap_se |
| Product | sap business one (service layer) |
| Published | Mar 11, 2025 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
SAP_SE / SAP Business One (Service Layer)
B1_ON_HANA 10.0 SAP-M-BO 10.0