CVE-2025-42999

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 v3.1 Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: May 15, 2025 Remediation due: Jun 5, 2025

Weakness Type (CWE)

CWE-502 Deserialization of Untrusted Data

Affected Products

Vendor	Product	Versions
sap	netweaver	All

References

Advisories & Patches

https://url.sap/sapsecuritypatchday

Exploits

https://onapsis.com/blog/active-exploitation-of-sap-vulnerability-cve-2025-31324/

Other References

https://me.sap.com/notes/3604119 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-42999

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. It has a CVSS v3.1 base score of 9.1 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-42999? +

CVE-2025-42999 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-42999? +

CVE-2025-42999 affects products from sap, specifically: netweaver. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-42999? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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