What is CVE-2025-42963?

CVE-2025-42963 is a critical-severity vulnerability in Sap_se Sap Netweaver Application Server For Java (Log Viewer ), classified under Deserialization of Untrusted Data. CVSS score: 9.1/10. Published 2025-07-08.

How severe is CVE-2025-42963?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Deserialization in Sap_se Sap Netweaver Application Server For Java (Log Viewer )

CVE-2025-42963

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…

Vulnerability class: Insecure Deserialization

EPSS: 0.007 (49.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Sap_se Sap Netweaver Application Server For Java (Log Viewer ) — versions LMNWABASICAPPS 7.50

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

Frequently asked questions

What is CVE-2025-42963?: CVE-2025-42963 is a critical-severity vulnerability in Sap_se Sap Netweaver Application Server For Java (Log Viewer ), classified under Deserialization of Untrusted Data. CVSS score: 9.1/10. Published 2025-07-08.
How severe is CVE-2025-42963?: Critical severity. CVSS v3 base score is 9.1 out of 10.