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2.1

dotnet eShop Ordering API lets remote users alter order lookup

CVE-2026-105444 · published 13 days ago
Summary

The Ordering API in the dotnet eShop sample application can be tricked by sending a specially crafted OrderNumber value. This can cause the system to retrieve or modify the wrong order data, potentially exposing customer information. Update to the latest version of the eShop source or apply the provided code fix that validates the OrderNumber input.

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
dotnet eshop .NET 8
Original advisory text
dotnet eShop Ordering API OrdersApi.cs GetOrderAsync resource injection
A security flaw has been discovered in dotnet eShop .NET 8. The impacted element is the function GetOrderAsync of the file src/Ordering.API/Apis/OrdersApi.cs of the component Ordering API. Performing a manipulation of the argument OrderNumber results in improper control of resource identifiers. The attack is possible to be carried out remotely. The project was informed of the problem early through an issue report but has not responded yet.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
2.1 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-99Improper Control of Resource Identifiers ('Resource Injection')
Timeline
Published5 Oct 2026
Updated14 Oct 2026
First seen5 Oct 2026
Sources
CVE-2026-105444 · NVD
CVE-2026-105444 · MITRE
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