Vulnerability Intelligence Report
OAuth2 SSRF vulnerability in SAP Cloud SDK for Python
CVE-2026-89111
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.
No Active Exploit Signals
CVSS Base Score
10.0
CRITICAL
Exploitability:3.9
Impact Score:5.8
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-918 ↗CWE-918: Server-Side Request Forgery
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| SAP_SE | SAP Cloud | sap-cloud-sdk < 0.45.2 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | SAP SE · Vendor · Germany |
| Reserved | 2026-09-10T22:24:03 |
| Published | 2026-10-13T00:24:28 |
| Last Updated | 2026-10-13T02:26:32 |
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