CVE-2025-42957 Code Injection vulnerability in SAP S/4HANA (Private Cloud or On-Premise)
Attackers with user privileges can inject arbitrary ABAP code via RFC, bypassing authorization checks to achieve full system compromise.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-42957?
CVE-2025-42957 is a critical code injection vulnerability in SAP_SE SAP S/4HANA (Private Cloud or On-Premise), published on 12 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
SAP S/4HANA allows an attacker with user privileges to exploit a vulnerability in the function module exposed via RFC. This flaw enables the injection of arbitrary ABAP code into the system, bypassing essential authorization checks. This vulnerability effectively functions as a backdoor, creating the risk of full system compromise, undermining the confidentiality, integrity and availability of the system.
Weakness: CWE-94
Which versions are affected by CVE-2025-42957?
How do I fix CVE-2025-42957?
No fix has been published for CVE-2025-42957 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2025-42957 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-42957 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-2c3g-27ww-4q84.