Patchfirst
CVE-2026-89111 Critical · 10.0 EPSS 0.4%

The SAP Cloud SDK for Python contains an OAuth2 SSRF vulnerability affecting multi-tenant BTP applications

SAP_SE · SAP Cloud

Summary

The SAP Cloud SDK for Python, used in multi-tenant SAP BTP applications, contains a server-side request forgery flaw in its OAuth2 handling. An attacker who can control the tenant_subdomain parameter can redirect token requests to a server they control, causing client credentials to be exfiltrated, and the attack requires no authentication or user interaction over the network.

Official description · NVD

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.

Breakdown
15.4 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 13 Oct 2026. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 8 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

2 links, grouped by NVD tag
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