CVE-2026-89117
Received Received - Intake

Cross-Site Scripting in SAP NetWeaver Enterprise Portal

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: SAP SE

Description
SAP NetWeaver Enterprise Portal allows an unauthenticated attacker to inject malicious scripts into a URL parameter. The scripts are reflected in the server response and executed in a user's browser when the crafted URL is visited, leading to theft of session information, manipulation of portal content, or user redirection. This results in a low impact on confidentiality and integrity. There is no impact on availability.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-13
AI Q&A
2026-10-13
EPSS Evaluated
N/A
NVD
CVE-2026-89117
EUVD
EUVD-2026-98197

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
SAP_SE SAP NetWeaver Enterprise Portal EP-ADMIN 7.50

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This vulnerability in SAP NetWeaver Enterprise Portal allows an unauthenticated attacker to inject malicious scripts into a URL parameter. When a user visits the crafted URL, the script is reflected in the server response and executed in their browser. This can lead to theft of session information, manipulation of portal content, or redirection of the user.

Detection Guidance

Monitor web server logs for unusual URL parameters containing script tags or suspicious input patterns. Check for repeated requests to the SAP NetWeaver Enterprise Portal with encoded or obfuscated payloads in URL parameters.

Impact Analysis

This vulnerability can impact you by allowing attackers to steal your session information, manipulate the content you see on the portal, or redirect you to malicious websites. It may also expose sensitive data or compromise your account.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, potentially violating GDPR or HIPAA compliance. It may result in data breaches, unauthorized disclosure, or loss of data integrity, which are key concerns under these regulations.

Mitigation Strategies

Apply the latest security patches from SAP for SAP NetWeaver Enterprise Portal. Implement input validation to sanitize URL parameters and enable Content Security Policy (CSP) headers to mitigate script injection risks.

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