CVE-2026-66778

MEDIUM CVSS 3.1: 5.3 EPSS 0.23%
Updated Sep 08, 2026
Sap_Se
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions before 23.0.0
Fixed In 23.0.0
Type CWE-644
Vendor Sap_Se
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Sap Approuter
cpe:2.3:a:sap:approuter:*:*:*:*:*:node.js:*:*
23.0.0