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CVE-2026-40128— Directory Traversal vulnerability in SAP NetWeaver Application Server Java (Web Container)

CVSS 9.0 · Critical EPSS 0.45% · P37

Affected Version Matrix 1

VendorProductVersion RangeStatus
SAP_SESAP NetWeaver Application Server Java (Web Container)ENGINEAPI 7.50affected
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I. Basic Information for CVE-2026-40128

Vulnerability Information
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Vulnerability Title
Directory Traversal vulnerability in SAP NetWeaver Application Server Java (Web Container)
Source: CVE Program / CVE List V5
Vulnerability Description
SAP NetWeaver Application Server Java (Web Container) allows an unauthenticated attacker to craft a malicious HTTP logon request that manipulates file inclusion parameters, enabling path traversal and processing of the included file. Processing the included file could allow the attacker to view or modify sensitive information or render any part of the local system unavailable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’…/…//’
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver Application Server Java 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server Java是德国思爱普（SAP）公司的一款提供了Java运行环境的应用程序服务器。该产品主要用于开发和运行Java EE应用程序。 SAP NetWeaver Application Server Java存在安全漏洞，该漏洞源于Web Container组件中文件包含参数处理不当，可能导致未经身份验证的攻击者通过特制HTTP登录请求实现路径遍历并处理包含文件，从而查看或修改敏感信息或使本地系统部分不可用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
SAP_SESAP NetWeaver Application Server Java (Web Container) ENGINEAPI 7.50 -

II. Public POCs for CVE-2026-40128

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III. Intelligence Information for CVE-2026-40128

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Vendor Pages for CVE-2026-40128 (1)

Same Patch Batch · SAP_SE · 2026-06-09 · 12 CVEs total

CVE-2026-447489.9 CRITICALXML Signature Wrapping in SAML Authentication in SAP NetWeaver AS ABAP and ABAP Platform
CVE-2026-276719.8 CRITICALMemory Corruption vulnerability in Application Server ABAP of SAP NetWeaver and ABAP Platf
CVE-2026-447517.1 HIGHMissing Authorization check in Application Server ABAP of SAP NetWeaver and ABAP Platform
CVE-2026-447546.6 MEDIUMMissing caller identification check-in for ODP Data Replication APIs
CVE-2026-447446.5 MEDIUMSQL Injection vulnerability in SAP S/4HANA
CVE-2026-447466.1 MEDIUMReflected Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver AS Java (JDBC Test Ser
CVE-2026-447574.7 MEDIUMCross-Site Scripting (XSS) vulnerability in SAP Wily Introscope Enterprise Manager
CVE-2026-447504.3 MEDIUMMissing Authorization check in SAP MDG (Review Match Groups Application)
CVE-2026-447554.3 MEDIUMEmail Spoofing vulnerability in SAP Business Objects Business Intelligence Platform
CVE-2026-243154.2 MEDIUMPath Traversal Vulnerability in SAP Fiori (launchpad)
CVE-2026-447433.7 LOWSecurity Misconfiguration vulnerability in SAP Business Objects

IV. Related Vulnerabilities

Same vendor: SAP_SE
Same weakness: CWE-35

V. Comments for CVE-2026-40128

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