CVE-2026-89105
Improper Authentication in HybridTokenAuthenticator of SAP/cloud-security-services-integration-library
CVSS Score
4.2
EPSS Score
0.0%
EPSS Percentile
0th
The HybridTokenAuthenticator component of the SAP/cloud-security-services-integration-library accepts tokens from unintended ambient IAS/XSUAA bindings, potentially allowing unauthorized access. This vulnerability allows an attacker to gain unauthorized access to the system by using tokens that should not be accepted, leading to a breach of security.
| Vendor | sap_se |
| Product | sap/cloud-security-services-integration-library |
| Published | Oct 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
SAP_SE / SAP/cloud-security-services-integration-library
>=3.6.6 <4.1.1