Tuesday 10 April 2018
April 2018: 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
April 2018: public evidence is incomplete.
The CVEs it fixes are unknown; no open known issues found in the current public evidence.
MSRC's April 2018 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
- 0
Release calendar · October 2026
Thu 1 Oct
Fri 2 Oct
Sat 3 Oct
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Mon 5 Oct
Tue 6 Oct
Wed 7 Oct
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Sat 10 Oct
Sun 11 Oct
Mon 12 Oct
Tue 13 Oct
- Patch Tuesday
- KB5126868 · Win 10 1607, Server 2016
- KB5126651 · Win 10 1809, Server 2019
+36 more
- KB5126657 · Win 10 21H2, Win 10 22H2
- KB5126653 · Win 11 23H2
- KB5127648 · Win 11 24H2, Win 11 25H2
- KB5127646 · Win 11 26H1
- KB5126655 · Server 2022
- KB5126646 · Server 2025
- KB5127666 · .NET Framework
- KB5127683 · .NET Framework
- KB5127684 · .NET Framework
- KB5127685 · .NET Framework
- KB5127687 · .NET Framework
- KB5127689 · .NET Framework
- KB5127690 · .NET Framework
- KB5127691 · .NET Framework
- KB5127692 · .NET Framework
- KB5127693 · .NET Framework
- KB5127694 · .NET Framework
- KB5128923 · .NET Framework
- KB5128924 · .NET Framework
- KB5128925 · .NET Framework
- KB5128928 · .NET Framework
- KB5127660 · .NET Framework
- KB5127664 · .NET Framework
- KB5127667 · .NET Framework
- KB5127668 · .NET Framework
- KB5127686 · .NET Framework
- KB5127688 · .NET Framework
- Exchange Server SE 15.2.2562.56
- Exchange Server 2019 2 releases
- Exchange Server 2016 15.1.2507.77
- SharePoint Server Subscription Edition 16.0.20326.20190
- SQL Server 2025 2 releases
- SQL Server 2022 2 releases
- SQL Server 2019 2 releases
- SQL Server 2017 2 releases
- Microsoft 365 Apps 6 releases
Wed 14 Oct
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Sat 31 Oct
Patch Tuesday and security (B) releasesPreview (D) releasesOut-of-band releases.NET Framework servicing packagesEdge, Office, Teams, Defender and server releasesAll product versions