CVE-2026-66778: Multiple vulnerabilities in SAP Business AI Platform (Approuter)

Published Aug 11, 2026

Updated

SAP Approuter does not sufficiently sanitize certain request headers before forwarding traffic to internal components. An unauthenticated attacker could send a specially crafted request to obtain limited unauthorized access to information. This results in a low impact on confidentiality. There is no impact on integrity and availability.

Affected Software

1 affected component

SAP SAP Business AI Platform (Approuter)

Event History

Aug 11, 2026

CVE Published

via MITRE·12:19 AM

Data Sourced

via MITRE·12:19 AM

DescriptionSeverity

Data Sourced

via NVD·01:17 AM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2026-66778?

CVE-2026-66778 has a medium severity rating of 5.3.

How do I fix CVE-2026-66778?

To fix CVE-2026-66778, ensure that your SAP Business AI Platform (Approuter) is updated to the latest version recommended by SAP.

What can be exploited in CVE-2026-66778?

CVE-2026-66778 can be exploited by an unauthenticated attacker sending specially crafted requests that bypass input validation.

What is the impact of CVE-2026-66778?

The impact of CVE-2026-66778 is low, affecting confidentiality as it allows limited unauthorized access to information.

Is authentication required to exploit CVE-2026-66778?

No, exploitation of CVE-2026-66778 does not require authentication.