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CVE-2026-23686— CRLF Injection vulnerability in SAP NetWeaver Application Server Java

Quick assessment

Affected
SAP_SE SAP NetWeaver Application Server Java
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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存在注入漏洞，该漏洞源于CRLF注入，可能导致经过身份验证的管理员提交特制内容，从而在生成的配置中注入不受信任的条目，操纵应用程序控制的设置。

CVSS 3.4 · Low EPSS 0.17% · P6
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I. Basic Information for CVE-2026-23686

Vulnerability Information
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Vulnerability Title
CRLF Injection vulnerability in SAP NetWeaver Application Server Java
Source: CVE Program / CVE List V5
Vulnerability Description
Due to a CRLF Injection vulnerability in SAP NetWeaver Application Server Java, an authenticated attacker with administrative access could submit specially crafted content to the application. If processed by the application, this content enables injection of untrusted entries into generated configuration, allowing manipulation of application-controlled settings. Successful exploitation leads to a low impact on integrity, while confidentiality and availability remain unaffected.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
HTTP头部中CRLF序列转义处理不恰当(HTTP响应分割)
Source: CVE Program / CVE List V5
Vulnerability Title
SAP NetWeaver Application Server Java 注入漏洞
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存在注入漏洞，该漏洞源于CRLF注入，可能导致经过身份验证的管理员提交特制内容，从而在生成的配置中注入不受信任的条目，操纵应用程序控制的设置。
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

Vendor Product Affected Versions CPE Subscribe
SAP_SE SAP NetWeaver Application Server Java LMNWABASICAPPS 7.50 -

II. Public POCs for CVE-2026-23686

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III. Intelligence Information for CVE-2026-23686

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Same Patch Batch · SAP_SE · 2026-02-10 · 26 CVEs total

CVE-2026-0488 9.9 CRITICAL Code Injection vulnerability in SAP CRM and SAP S/4HANA (Scripting Editor)
CVE-2026-0509 9.6 CRITICAL Missing Authorization check in SAP NetWeaver Application Server ABAP and ABAP Platform
CVE-2026-23687 8.8 HIGH XML Signature Wrapping in SAP NetWeaver AS ABAP and ABAP Platform
CVE-2026-24322 7.7 HIGH Missing Authorization check in SAP Solution Tools Plug-In (ST-PI)
CVE-2026-23689 7.7 HIGH Denial of service (DOS) in SAP Supply Chain Management
CVE-2026-0490 7.5 HIGH Denial of service (DOS) in SAP BusinessObjects BI Platform
CVE-2026-0485 7.5 HIGH Denial of service (DOS) vulnerability in SAP BusinessObjects BI Platform
CVE-2026-0508 7.3 HIGH Open Redirect vulnerability in SAP BusinessObjects Business Intelligence Platform
CVE-2026-0484 6.5 MEDIUM Missing Authorization check in SAP NetWeaver Application Server ABAP and SAP S/4HANA
CVE-2026-24324 6.5 MEDIUM Denial of service (DOS) vulnerability in SAP BusinessObjects Business Intelligence Platfor
CVE-2026-24328 6.1 MEDIUM Open Redirection vulnerability in Business Server Pages Application (TAF_APPLAUNCHER)
CVE-2026-24323 6.1 MEDIUM Multiple vulnerabilities in BSP Applications of SAP Document Management System
CVE-2026-0505 6.1 MEDIUM Multiple vulnerabilities in BSP Applications of SAP Document Management System
CVE-2026-23684 5.9 MEDIUM Race condition vulnerability in SAP Commerce Cloud
CVE-2026-24319 5.8 MEDIUM Information Disclosure Vulnerability in SAP Business One (B1 Client Memory Dump Files)
CVE-2026-24321 5.3 MEDIUM Information Disclosure vulnerability in SAP Commerce Cloud
CVE-2026-24312 5.2 MEDIUM Missing authorization check in SAP Business Workflow
CVE-2026-0486 5.0 MEDIUM Missing Authorization Check in ABAP based SAP systems
CVE-2026-24325 4.8 MEDIUM Cross Site Scripting (XSS) vulnerability in SAP BusinessObjects Enterprise (Central Manage
CVE-2026-23685 4.4 MEDIUM Insecure Deserialization vulnerability in SAP NetWeaver (JMS service)

Showing top 20 of 26 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: SAP NetWeaver Application Server Java
Same vendor: SAP_SE
Same weakness: CWE-113

V. Comments for CVE-2026-23686

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