Vulnerability Intelligence Report
Insecure Deserialization in SAP NetWeaver (Visual Composer development server)
CVE-2025-42999
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.
CISA KEV
SSVC: Active Exploitation
Deserialization
CVSS Base Score
9.1
CRITICAL
Exploitability:2.3
Impact Score:6.1
EPSS Probability:11.28%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-502 ↗CWE-502: Deserialization of Untrusted Data
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| SAP_SE | SAP NetWeaver (Visual Composer development server) | VCFRAMEWORK 7.50 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
EPSS Score
11.283%
GitHub Advisory
Vulnerability Class
Deserialization
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | SAP SE · Vendor · Germany |
| Reserved | 2025-04-16T13:25:50 |
| Published | 2025-05-13T00:17:43 |
| Last Updated | 2026-08-11T03:55:28 |
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