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Tuesday 9 September 2025

September 2025: is it safe to deploy?

What Microsoft fixed, how urgent it is, and whether anything broke, per Windows version, from Microsoft's release tables, release health, MSRC, CISA, and what the community reports.

Evidence incomplete

September 2025: public evidence is incomplete.

The CVEs it fixes are unknown; no open known issues found in the current public evidence; out-of-band fixes followed on 22 Sep.

MSRC's September 2025 security update document isn't collected.

ChangeIntel's reading of public signals, not advice; check Microsoft's guidance and test before you deploy. Terms

Microsoft CVEs
Unknown
Exploited fixed
Unknown
In CISA KEV
Unknown
Open known issues
0
Out-of-band
1

Release calendar · June 2023

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Patch Tuesday and security (B) releasesPreview (D) releasesOut-of-band releases.NET Framework servicing packagesEdge, Office, Teams, Defender and server releasesAll product versions
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 16:29 UTC · 265 of 275 readable · 263 fully read · documentation 469/469 current