CVE-2026-89120: Missing authorization check in SAP ABAP Platform

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-13 · updated 2026-10-15
Weakness: CWE-1188

Description

A regression caused by an API change in SAP ABAP Platform reintroduces a previously fixed authorization weakness. The session manager can be opened in single transaction mode, including from FLP. A low-privileged attacker could exploit this to bypass restrictions via specially crafted requests, resulting in high impact on integrity and low impact on confidentiality. There is no impact on availability.

Affected products

SAP_SE SAP ABAP Platform: KERNEL 7.93, 9.16

References

https://me.sap.com/notes/3626303
https://url.sap/sapsecuritypatchday

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