# CVE-2026-89117: SAP NetWeaver Enterprise Portal reflected XSS

Source: https://junglewise.ai/threats/cve-2026-89117-sap-netweaver-enterprise-portal-allows-an-unauthenticated  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-89117 · Severity: medium · CVSS 6.1 · Published 2026-10-13

SAP NetWeaver Enterprise Portal contains a reflected cross-site scripting (XSS) vulnerability that allows unauthenticated attackers to inject malicious scripts via URL parameters. When a user clicks a crafted link, the script executes in their browser, enabling attackers to steal session cookies, modify portal content, or redirect users to malicious sites.

Technologies: [SAP NetWeaver Enterprise Portal](https://junglewise.ai/threats/technologies/sap-netweaver-enterprise-portal). Vendors: [SAP](https://junglewise.ai/threats/vendors/sap).

## Quick answers

**Is CVE-2026-89117 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-89117 being exploited in the wild.

**How severe is CVE-2026-89117?** Medium severity, with a CVSS score of 6.1, published 13 October 2026.

**Which products and versions are affected?** SAP NetWeaver Enterprise Portal.

**Is there a fix for CVE-2026-89117?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-89117 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-89117?** Check whether you run SAP NetWeaver Enterprise Portal. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a reflected XSS vulnerability in SAP NetWeaver Enterprise Portal where user-supplied input in URL parameters is not properly sanitized before being reflected in server responses. The vulnerability requires no authentication and no user interaction beyond visiting a crafted URL. An attacker can steal session tokens, hijack user accounts, or perform actions on behalf of the victim.

## Affected products

- SAP NetWeaver Enterprise Portal

## Timeline

- 2026-10-13: disclosed

## References

- [https://me.sap.com/notes/3779985](https://me.sap.com/notes/3779985)
- [https://url.sap/sapsecuritypatchday](https://url.sap/sapsecuritypatchday)

## Related threats

- [SAP NetWeaver Enterprise Portal CSRF in server-side actions](https://junglewise.ai/threats/cve-2026-89131-sap-netweaver-enterprise-portal-does-not-sufficiently-protect)
- [SAP NetWeaver Enterprise Portal input validation flaw](https://junglewise.ai/threats/cve-2026-89122-sap-netweaver-enterprise-portal-does-not-sufficiently-validate)
- [SAP NetWeaver Enterprise Portal information disclosure](https://junglewise.ai/threats/cve-2026-89118-sap-netweaver-enterprise-portal-allows-an-unauthenticated)