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9.1

SAP NetWeaver Portal: Malicious Uploads Can Harm System

CVE-2025-42964 · published 1 year ago
Summary

A security risk exists in SAP's NetWeaver Enterprise Portal Administration. A malicious user with admin privileges could upload harmful files, potentially causing system damage. To protect your system, ensure that only trusted users have administrative access and monitor for suspicious activity.

Original advisory text
SAP NetWeaver Enterprise Portal Administration is vulnerable when a privileged user can upload untrusted or malicious content which, when deserialized, could potentially lead to a compromise of con...
SAP NetWeaver Enterprise Portal Administration is vulnerable when a privileged user can upload untrusted or malicious content which, when deserialized, could potentially lead to a compromise of confidentiality, integrity, and availability of the host system.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
9.1 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-502Deserialization of Untrusted Data
Timeline
Published8 Jul 2025
Updated4 Nov 2026
First seen7 Mar 2026
Sources
CVE-2025-42964 · NVD
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