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CRITICAL

CVE-2025-42944

CVSS v3

10

CRITICAL

EPSS Score

2.9 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Due to a deserialization vulnerability in SAP NetWeaver, an unauthenticated attacker could exploit the system through the RMI-P4 module by submitting malicious payload to an open port. The deserialization of such untrusted Java objects could lead to arbitrary OS command execution, posing a high impact to the application's confidentiality, integrity, and availability.

Technical details

Published
2025-09-09

Frequently asked questions

What is CVE-2025-42944?

Due to a deserialization vulnerability in SAP NetWeaver, an unauthenticated attacker could exploit the system through the RMI-P4 module by submitting malicious payload to an open port. The deserialization of such untrusted Java objects could lead to arbitrary OS command execution, posing a high impact to the application's confidentiality, integrity, and availability.

Is CVE-2025-42944 actively exploited?

Active exploitation of CVE-2025-42944 has not been confirmed. Its EPSS score was 2.9% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-42944?

CVE-2025-42944 has a CVSS v3 base score of 10 (CRITICAL severity).

Is CVE-2025-42944 affecting your environment?

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