CVE-2025-42963

Insecure Deserialization in SAP NetWeaver Application Server for Java (Log Viewer )

Description

A critical vulnerability in SAP NetWeaver Application server for Java Log Viewer enables authenticated administrator users to exploit unsafe Java object deserialization. Successful exploitation can lead to full operating system compromise, granting attackers complete control over the affected system. This results in a severe impact on the confidentiality, integrity, and availability of the application and host environment.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.04%
Affected: SAP_SE SAP NetWeaver Application Server for Java (Log Viewer )
Published at:
Updated at:

References

Link Tags
https://me.sap.com/notes/3621771
https://url.sap/sapsecuritypatchday

Frequently Asked Questions

What is the severity of CVE-2025-42963?
CVE-2025-42963 has been scored as a critical severity vulnerability.
How to fix CVE-2025-42963?
To fix CVE-2025-42963, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-42963 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-42963 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-42963?
CVE-2025-42963 affects SAP_SE SAP NetWeaver Application Server for Java (Log Viewer ).
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