CVE-2026-89105

CVSS 4.2 (medium) · published 2026-10-13

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.

Weakness: CWE-1188

Source: NVD CVE-2026-89105

References

• https://github.com/SAP/cloud-security-services-integration-library/security/advisories/GHSA-857v-p42q-f3qf
• https://url.sap/sapsecuritypatchday

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