Vulnerability Analysis
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
Temporal Score:-
EPSS:11.28%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2025-05-15
Ransomware Use
Known
KEV Due Date
2025-06-05
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
11.283%
EPSS Percentile
95.6th pct
GHSA ID
GitHub Severity
CRITICAL
SSVC Exploitation
Active
SSVC Automatable
No
Vulnerability Class
Deserialization
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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