CVE-2025-42999

Insecure Deserialization in SAP NetWeaver (Visual Composer development server)

Published May 13, 2025 CVSS 3.1 · 9.1 Critical EPSS 12.9% KEV · Listed
Description
SAP NetWeaver Visual Composer Metadata Uploader 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Sap
Sap netweaver
CPEs cpe:2.3:a:sap:netweaver:7.5:*:*:*:*:*:*:*
Vendors & Products Sap
Sap netweaver
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2025-05-15'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description SAP NetWeaver Visual Composer Metadata Uploader 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.Note: Customers who have implemented the security note 3594142 should also implement this security note 3604119. SAP NetWeaver Visual Composer Metadata Uploader 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.
Type Values Removed Values Added
Description SAP NetWeaver Visual Composer Metadata Uploader 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.Note: Customers who have implemented the security note 3594142 should also implement this security note 3604119.
Title Insecure Deserialization in SAP NetWeaver (Visual Composer development server)
Weaknesses CWE-502
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
sap
Published
Updated
Aug 11, 2026, 3:55 AM
Reserved
Apr 16, 2025, 1:25 PM
Status
Analyzed
Published
May 13, 2025, 1:15 AM
Modified
Aug 11, 2026, 4:17 AM