So Microsoft Deleted Some of Our Packages from Nuget.org Without Notice

6 ghuntley 2 7/11/2025, 6:54:31 PM aaronstannard.com ↗

Comments (2)

bob1029 · 15h ago
> We are reaching out to inform you of an important update requirement for the Microsoft.Identity.Client package referenced in your project.

> A previous version of this package contained a typo in a comment URL that inadvertently pointed to a typo squatting phishing site:

> hXXps[:]//login[.]microsfoftonline[.]com/common

I feel like actions were ~justified. Even if this is not on an authentication hot path. There is a perception around the .NET ecosystem that has to be maintained. Waiting for a package owner to respond could take a really long time.

> We figured this was probably a nothing-burger and went about our business.

QED

Aaronontheweb · 15h ago
To be fair, that's because their own Azure.Identity org hadn't even shipped an update addressing this vulnerability and they work in the same building.