CVE-2026-89105

MEDIUMCVSS 4.2

Description

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.

Timeline

Published:October 13th, 2026 1:16 AM

Last modified:October 15th, 2026 8:38 PM

CVSS Scoring

CVSS v3: 4.2 (MEDIUM)

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-1188

References & Reports

Advisories, patches, and third-party reports

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

Source: NIST NVD · Data may lag official sources by up to one minute