Vulnerability Report

CVE-2025-42999

RCE CISA KEV Active

Title: Sap Netweaver RCE

RCE

Proof Of Concept

PoC Available for CVE-2025-42999

CWE Category CWE-502

Published Date May 13, 2025

Modified Date Aug 11, 2026

Exploit Status Available

Score 9.1 CVSS v3.1

Exploit Probability (EPSS)

13.87%

Vulnerability Summary

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.

Impacted Vendors

sap 1

Reference Links

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

CVSS v3.1

Source Entity [email protected]

Severity CRITICAL

9.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-42999 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/Onapsis/Onapsis-Mandiant-CVE-2025-31324-Vuln-Compromise-Assessment

View Code

August 11, 2026 MODIFIED

Vulnerability data updated via NVD.

October 31, 2025 MODIFIED

Vulnerability data or affected products updated.

October 31, 2025 MODIFIED

Vulnerability data updated via NVD.

May 13, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.