Volexity links UTA0533 to two SonicWall SMA 1000 zero-days used before disclosure to gain root, plant malware, and capture ...
Ongoing research into AI agent framework security identified an exploit chain in AutoGen Studio (AutoGen’s open-source prototyping user interface) that allows untrusted web content rendered by a ...
HTTP/2 requires SSL in web browsers. If you want to use HTTP/2 for development (and you should), you need to start using URLs like https://localhost:8080. In most ...
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How a Windows update broke localhost connections
How a Windows update broke localhost connections Posted: December 20, 2025 | Last updated: June 18, 2026 ThioJoe covers a recent Windows Patch update that temporarily broke HTTP/2 localhost ...
Nvidia says it’s aware of an issue where some games could have “lower performance” after recent Windows updates, and it’s rolling out a new display driver (version 581.94) to address it. Nvidia ...
After the recent Windows 11 update KB5066835, many developers found their local web servers — including IIS, IIS Express, and Kestrel — suddenly failing to load. Browsers began throwing ERR_CONNECTION ...
Microsoft confirmed that Windows 11 KB5066835 breaks localhost (127.0.0.1) HTTP/2 connections, which means locally hosted apps can no longer connect to your network, but that’s not the only problem.
Microsoft has fixed a known issue breaking HTTP/2 localhost (127.0.0.1) connections and IIS websites after installing recent Windows security updates. This bug affects both Windows 11 and Windows ...
Update 10/17/25: Microsoft fixes the bug using a KIR (Known Issue Rollback) update. More information added to end of story. Microsoft's October Windows 11 updates have broken the "localhost" ...
What just happened? Microsoft continues its tradition of making Windows a little more cumbersome with each monthly patch cycle. Following the October update, Windows 11 admins and developers are ...
The problem first surfaced on Microsoft's own support forums and quickly spread to Stack Overflow and Server Fault after the October 2025 cumulative update (KB5066835) landed, which appears to have ...
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