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CVE-2025-42999

Insecure Deserialization in SAP NetWeaver (Visual Composer development server)

Published: May 13, 2025Updated: Oct 31, 2025 Sources: CVE List NVD BDUCWE-502
9.1CVSSCRITICAL

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.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

Affected Products

sapcommercialDEEnterprise Softwareaka sap ag
sap_secommercialDEEnterprise Softwareaka sap businessobjects business intelligence platform, sap netweaver application server for abap

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:May 15, 2025
Remediation due:Jun 5, 2025

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

and 4 more references View all →

Timeline

Published
May 13, 2025
Added to CISA KEV
May 15, 2025
Last Updated
Oct 31, 2025
1

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