Microsoft fixes Windows bug breaking localhost HTTP connections

Microsoft has fixed a known issue breaking HTTP/2 localhost (127.0.0.1) connections and IIS websites after installing recent ...

Microsoft issues fix as Windows 11 25H2, 24H2 KB5066835, KB5065789 break many IIS websites

Microsoft has confirmed that IIS connections have broken following recent KB5066835, KB5065789 updates on Windows 11 25H2 and ...

Microsoft blocks one-click IE Mode launch in Edge after browser exploits emerge

In a technical report from Microsoft's Browser Vulnerability Research team, investigators said malicious actors had combined basic social engineering tactics with zero-day flaws in Internet Explorer's ...

Windows 11 wrecks localhost functionality with latest cumulative update

The recent KB5066835 update for Windows 11 broke the operating system's localhost interface, prompting affected users and developers to uninstall the patch in an attempt to ...

Microsoft October 2025 Patch Tuesday fixes 6 zero-days, 172 flaws

Today is Microsoft' 2025 Patch Tuesday, which includes security updates for 172 flaws, including six zero-day vulnerabilities ...