CVE-2026-89105

EUVD-2026-98188
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.2 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 3.23%
Common Weakness Enumeration
References
https://github.com/SAP/cloud-security-services-integration-library/security/advisories/GHSA-857v-p42q-f3qf
https://url.sap/sapsecuritypatchday