CVE-2026-112044 dotnet eShop Catalog API Extensions.cs AddApplicationServices improper authentication
Improper authentication in the Catalog API allows remote attackers to bypass security controls in the dotnet eShop application.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-112044?
CVE-2026-112044 is a medium-severity authentication bypass vulnerability in dotnet eShop, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A security vulnerability has been detected in dotnet eShop up to 913acea66708a59595351174cee9b29f37179d29. The affected element is the function AddApplicationServices of the file src/Catalog.API/Extensions/Extensions.cs of the component Catalog API. The manipulation leads to improper authentication. The attack can be initiated remotely. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-287
Which versions are affected by CVE-2026-112044?
How do I fix CVE-2026-112044?
No fix has been published for CVE-2026-112044 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-112044 being exploited?
There is no known exploitation of CVE-2026-112044 in the wild and no public exploit code.
Sources
Also known as GHSA-34gq-r469-vfrg.