CVE-2025-42966 CRITICAL

CVE-2025-42966: Insecure Deserialization vulnerability in SAP NetWeaver (XML Data Archiving Service)

Vendor Sap_Se
Product SAP NetWeaver (XML Data Archiving Service)
Weakness CWE-502 · Unsafe deserialization
Published July 8, 2025
Last update February 26, 2026
View on NVD All CVEs

CVSS base score

9.1/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

SAP NetWeaver XML Data Archiving Service allows an authenticated attacker with administrative privileges to exploit an insecure Java deserialization vulnerability by sending a specially crafted serialized Java object. This could lead to high impact on confidentiality, integrity, and availability of the application.

Key dates

02Disclosure timeline

July 8, 2025 CVE published
February 26, 2026 Record updated