CVE-2025-42999

unknown KEV

Published 2025-05-15 · Modified 2025-05-15

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

1.5

Description

SAP NetWeaver Visual Composer Metadata Uploader contains a deserialization vulnerability that allows a privileged attacker to compromise the confidentiality, integrity, and availability of the host system by deserializing untrusted or malicious content.

CISA KEV

Vendor: SAP
Product: NetWeaver
Due date: 2025-06-05

Predictions

Exploit likelihood

99%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

{Vendor advisory: cisa-kev — SAP users must have an account to log in and access the patch: https://me.sap.com/notes/3604119 ; https://nvd.nist.gov/vuln/detail/CVE-2025-42999}

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

References

SAP users must have an account to log in and access the patch: https://me.sap.com/notes/3604119 ; https://nvd.nist.gov/vuln/detail/CVE-2025-42999

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.