CVE-2025-42999

Insecure Deserialization in SAP NetWeaver (Visual Composer development server)

State: Published
Severity: 9.1 Critical
Published: May 13, 2025
Updated: Aug 11, 2026
Reserved: Apr 16, 2025

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.

Scores

CVSS	Score	Vector	Source
3.1	9.1 Critical	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	sap

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
SAP NetWeaver (Visual Composer development server)SAP_SE	VCFRAMEWORK 7.50Affected

References

https://me.sap.com/notes/3604119
https://url.sap/sapsecuritypatchday
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-42999government-resource
https://onapsis.com/blog/active-exploitation-of-sap-vulnerability-cve-2025-31324/

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