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CVE-2025-42999— Insecure Deserialization in SAP NetWeaver (Visual Composer development server)

Quick assessment

Affected
SAP_SE SAP NetWeaver (Visual Composer development server)
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SAP NetWeaver Visual Composer Metadata Uploader是德国思爱普（SAP）公司的一个用于辅助建模的工具。 SAP NetWeaver Visual Composer Metadata Uploader存在安全漏洞，该漏洞源于反序列化恶意内容，可能导致主机系统安全受损。

CVSS 9.1 · Critical KEV · Ransomware EPSS 13.87% · P96

Affected Version Matrix 1

VendorProduct Version RangeStatus
SAP_SE SAP NetWeaver (Visual Composer development server) VCFRAMEWORK 7.50 affected
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I. Basic Information for CVE-2025-42999

Vulnerability Information
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Vulnerability Title
Insecure Deserialization in SAP NetWeaver (Visual Composer development server)
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver Visual Composer Metadata Uploader 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Visual Composer Metadata Uploader是德国思爱普（SAP）公司的一个用于辅助建模的工具。 SAP NetWeaver Visual Composer Metadata Uploader存在安全漏洞，该漏洞源于反序列化恶意内容，可能导致主机系统安全受损。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
SAP_SE SAP NetWeaver (Visual Composer development server) VCFRAMEWORK 7.50 -

II. Public POCs for CVE-2025-42999

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III. Intelligence Information for CVE-2025-42999

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Same Patch Batch · SAP_SE · 2025-05-13 · 20 CVEs total

CVE-2025-30012 10.0 CRITICAL Multiple vulnerabilities in SAP Supplier Relationship Management (Live Auction Cockpit)
CVE-2025-30018 8.6 HIGH Multiple vulnerabilities in SAP Supplier Relationship Management (Live Auction Cockpit)
CVE-2025-43010 8.3 HIGH Code injection vulnerability in SAP S/4HANA Cloud Private Edition or On Premise(SCM Master
CVE-2025-43000 7.9 HIGH Information Disclosure Vulnerability in SAP Business Objects Business Intelligence Platfor
CVE-2025-43011 7.7 HIGH Missing Authorization Check in SAP Landscape Transformation (PCL Basis)
CVE-2025-42997 6.6 MEDIUM Information Disclosure vulnerability in SAP Gateway Client
CVE-2025-43003 6.4 MEDIUM Information Disclosure vulnerability in SAP S/4HANA (Private Cloud & On-Premise)
CVE-2025-43007 6.3 MEDIUM Missing Authorization check in SAP Service Parts Management (SPM)
CVE-2025-43009 6.3 MEDIUM Missing Authorization check in SAP Service Parts Management (SPM)
CVE-2025-31329 6.2 MEDIUM Information Disclosure vulnerability in SAP NetWeaver Application Server ABAP and ABAP Pla
CVE-2025-30009 6.1 MEDIUM Multiple vulnerabilities in SAP Supplier Relationship Management (Live Auction Cockpit)
CVE-2025-43006 6.1 MEDIUM Cross-Site Scripting (XSS) vulnerability in SAP Supplier Relationship Management (Master D
CVE-2025-30010 6.1 MEDIUM Multiple vulnerabilities in SAP Supplier Relationship Management (Live Auction Cockpit)
CVE-2025-43008 5.8 MEDIUM Missing Authorization check in SAP S/4HANA HCM Portugal and SAP ERP HCM Portugal
CVE-2025-43004 5.3 MEDIUM Security Misconfiguration Vulnerability in SAP Digital Manufacturing (Production Operator
CVE-2025-30011 5.3 MEDIUM Multiple vulnerabilities in SAP Supplier Relationship Management (Live Auction Cockpit)
CVE-2025-26662 4.4 MEDIUM Cross-Site Scripting (XSS) vulnerability in the SAP Data Services Management Console
CVE-2025-43002 4.3 MEDIUM Missing Authorization check in SAP S4/HANA (OData meta-data property)
CVE-2025-43005 4.3 MEDIUM Information Disclosure vulnerability in SAP GUI for Windows

IV. Related Vulnerabilities

Same product: SAP NetWeaver (Visual Composer development server)
Same vendor: SAP_SE
Same weakness: CWE-502

V. Comments for CVE-2025-42999

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