CVE-2025-42999

CRITICAL CISA KEV

CVSS v3

9.1

CRITICAL

EPSS Score

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

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.

CISA Known Exploited Vulnerability

Date Added
5/15/2025
Patch Due Date
6/5/2025
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.

Technical Details

CVSS v3 Vector
3.1
Published
5/13/2025
Last Modified
10/31/2025

Frequently Asked Questions

What is 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.

Is CVE-2025-42999 actively exploited?

Yes. CVE-2025-42999 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 6/5/2025.

What is the CVSS score for CVE-2025-42999?

CVE-2025-42999 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string 3.1.

Is CVE-2025-42999 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

CVE-2025-42999 Vulnerability — CVSS 9.1, CRITICAL Severity | isMalicious