ABAP Code Injection Vulnerability in SAP S/4HANA by SAP
CVE-2025-42957

9.9CRITICAL

Key Information:

Vendor

SAP
Status
SAP S/4hana (private Cloud Or On-premise)
Vendor
CVE Published:
12 August 2025

What is CVE-2025-42957?

In SAP S/4HANA, a vulnerability exists where an attacker with user credentials can exploit a flaw in the function module accessed via Remote Function Call (RFC). This issue allows unauthorized injection of arbitrary ABAP code, circumventing critical authorization checks and acting as a backdoor. The exploitation of this vulnerability poses significant risks to the system's confidentiality, integrity, and availability, potentially leading to a full system compromise.

Affected Version(s)

SAP S/4HANA (Private Cloud or On-Premise) S4CORE 102

SAP S/4HANA (Private Cloud or On-Premise) 103

SAP S/4HANA (Private Cloud or On-Premise) 104

References

https://me.sap.com/notes/3627998
https://url.sap/sapsecuritypatchday

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-42957 : ABAP Code Injection Vulnerability in SAP S/4HANA by SAP