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10.0

SAP Extended Passport can be crashed by malformed request

CVE-2026-44756 · published 1 month ago
Summary

The SAP Extended Passport component that handles certain network messages can be triggered by a specially crafted request to behave unpredictably or shut down. Because the attacker does not need to log in, this could let them disrupt the service and potentially see or alter information. Install the vendor’s update and limit access to the component to trusted networks.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
sap_se sap extended passport (epp) processing KRNL64NUC 7.22
Original advisory text
Memory Corruption vulnerability in SAP Extended Passport (EPP) Processing
A memory safety vulnerability exists in the Extended Passport Protocol (EPP) processing library. Under specific conditions, an unauthenticated attacker could exploit a crafted network request containing a malformed EPP header, potentially resulting in undefined behavior and abnormal program termination. Successful exploitation may have a high impact on the confidentiality, integrity, and availability of the application.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker full control
Severity
10.0 Critical
Exploitation
1% chance of attack within 30 days
Type
CWE-120Classic Buffer Overflow
Timeline
Published8 Sep 2026
Updated4 Nov 2026
First seen8 Sep 2026
Sources
CVE-2026-44756 · NVD
CVE-2026-44756 · MITRE
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