{"id":"CVE-2026-89111","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-89111","summary":"The SAP Cloud SDK for Python contains an OAuth2 SSRF vulnerability affecting multi-tenant BTP applications. An attacker who controls the tenant_subdomain parameter can redirect OAuth2…","details":"The SAP Cloud SDK for Python contains an OAuth2 SSRF vulnerability affecting multi-tenant BTP applications. An attacker who controls the tenant_subdomain parameter can redirect OAuth2 token requests to an attacker-controlled server, causing client credentials to be exfiltrated.","published":"2026-10-13T01:16:47.890","modified":"2026-10-13T01:16:47.890","cvss":{"score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/SAP/cloud-security-services-integration-library/security/advisories/GHSA-4mv3-jxxm-9cx2"},{"type":"WEB","url":"https://url.sap/sapsecuritypatchday"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-13T01:16:47.890"}}