CVE-2026-27682— Reflected Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP (Applications based on Business Server Pages)
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I. Basic Information for CVE-2026-27682
Vulnerability Information
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Vulnerability Title
Reflected Cross-Site Scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP (Applications based on Business Server Pages)
Source: NVD (National Vulnerability Database)
Vulnerability Description
Due to a reflected cross-site scripting (XSS) vulnerability in SAP NetWeaver Application Server ABAP (Applications based on Business Server Pages), an unauthenticated attacker could craft a URL that exploits an unprotected URL parameter to embed a malicious script. If a victim clicks the link, the injected input is processed during web page generation, resulting in the execution of malicious content in the victim�s browser context. This could allow the attacker to access and/or modify information, impacting the confidentiality and integrity of the application, with no impact to availability.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SAP NetWeaver Application Server ABAP 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP NetWeaver Application Server ABAP是德国思爱普（SAP）公司的一个运行和开发基于ABAP语言的应用程序的平台。 SAP NetWeaver Application Server ABAP存在跨站脚本漏洞，该漏洞源于基于业务服务器页面的应用程序存在反射型跨站脚本，可能导致未经身份验证的攻击者通过特制URL嵌入恶意脚本，当受害者点击链接时，注入的输入在网页生成过程中被处理，导致恶意内容在受害者浏览器环境中执行，可能访问或修改信息，影响机密性和完整性。
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 ABAP (Applications based on Business Server Pages) | SAP_BASIS 700 | - |
II. Public POCs for CVE-2026-27682
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · SAP_SE · 2026-05-12 · 14 CVEs total
| CVE-2026-34263 | 9.6 CRITICAL | Missing authentication check in SAP Commerce cloud configuration |
| CVE-2026-34260 | 9.6 CRITICAL | SQL injection vulnerability in SAP S/4HANA (SAP Enterprise Search for ABAP) |
| CVE-2026-34259 | 8.2 HIGH | OS Command Injection Vulnerability in SAP Forecasting & Replenishment |
| CVE-2026-40135 | 6.5 MEDIUM | OS Command Injection vulnerability in SAP NetWeaver Application Server for ABAP and ABAP P |
| CVE-2026-40133 | 6.3 MEDIUM | Missing Authorization check in SAP S/4HANA Condition Maintenance |
| CVE-2026-40137 | 6.1 MEDIUM | Cross-Site Scripting (XSS) vulnerability in Business Server Pages Application (TAF_APPLAUN |
| CVE-2026-0502 | 5.4 MEDIUM | Cross Site Request Forgery (CSRF) in SAP BusinessObjects Business Intelligence Platform |
| CVE-2026-40132 | 5.4 MEDIUM | Missing Authorization Check in SAP Strategic Enterprise Management (BSP application Balanc |
| CVE-2026-34258 | 4.7 MEDIUM | Content Spoofing vulnerability in SAPUI5 (Search UI) |
| CVE-2026-40136 | 4.3 MEDIUM | Denial of service (DoS) in SAP Financial Consolidation |
| CVE-2026-40129 | 4.3 MEDIUM | Code Injection vulnerability in SAP Application Server ABAP for SAP NetWeaver and ABAP Pla |
| CVE-2026-40134 | 4.3 MEDIUM | Missing Authorization Check in SAP Incentive and Commission Management |
| CVE-2026-40131 | 3.4 LOW | SQL Injection vulnerability in SAP HANA Deployment Infrastructure (HDI) deploy library |
IV. Related Vulnerabilities
Same vendor: SAP_SE
- CVE-2026-27680
CSS Injection vulnerability in SAP NetWeaver Application Ser - CVE-2026-40137
Cross-Site Scripting (XSS) vulnerability in Business Server - CVE-2026-40136
Denial of service (DoS) in SAP Financial Consolidation - CVE-2026-40135
OS Command Injection vulnerability in SAP NetWeaver Applicat - CVE-2026-40134
Missing Authorization Check in SAP Incentive and Commission
Same weakness: CWE-79
- CVE-2026-44549
Open WebUI: Stored XSS in excel file preview - CVE-2026-45299
Open WebUI: Stored Cross-Site Scripting In Profile Picture - CVE-2026-45665
Open WebUI: Stored XSS in Banner Component via Improper Sani - CVE-2026-45318
Open WebUI: Stored XSS via unsanitized Office/Excel/DOCX fil - CVE-2026-45315
Open WebUI: Stored XSS via attacker-controlled file extensio
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