KB5050006: Windows Server 2019 Security Update (January 2025)

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Download KB5050006

Get the official update for KB5050006. The download and file size for each supported product are on the Microsoft Update Catalog page.

Update summary

Senserva AI Opinion for KB5050006

KB5050006 covers 71 CVEs in the same January 2025 Critical 9.8 rollup for Windows 10 1809 and Windows Server 2019, sharing the batch's notably high 81 percent EPSS score. It is one of the smaller packages by CVE count in this cycle but presents the same real-world exploitation risk as the larger ones.

Do this: Apply KB5050006 to affected systems this cycle; treat the 81 percent EPSS score as high priority.

AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.

Senserva AI Opinion and rich prompt for KB5050006

Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.

Full tracking and change history for KB5050006

Senserva began recording day-to-day change history on 2026-07-07, and refreshes it several times a day. Release dates are historical where Microsoft publishes them; revision history is tracked from that date forward, so it does not include changes made before then.

Exploitation and severity

Fixes 71 CVEs. Most severe CVSS 9.8 (Critical). EPSS exploit probability up to 81%.

Among the top 10% of tracked Microsoft updates by EPSS exploit probability.

What to do

High priority: EPSS puts the odds of near-term exploitation high. Senserva flags whether KB5050006 is missing on your devices.

Check if KB5050006 is installed

Copy-paste PowerShell: one machine, or your whole fleet in one pass. No output means the update is not installed.

Get-HotFix covers Windows updates. Office, SharePoint, and Exchange server updates show under installed updates in Programs and Features, or check the Update Catalog history.

Writing about KB5050006? Cite this page

Copy-paste for a blog post, forum answer, or internal doc. The link always carries the current risk data.

CVEs fixed by this update

Sorted exploited-first, then by CVSS. Every CVE links to its Senserva page with the full risk facts, references, and a ready-to-paste AI prompt.

Affected products

• Windows 10 Version 1809 for 32-bit Systems
• Windows 10 Version 1809 for x64-based Systems
• Windows Server 2019

Also released in January 2025

The highest-risk updates from the same release:

The full month, summarized: Microsoft Patch Tuesday.

How to install KB5050006

Any of these paths delivers KB5050006; most organizations already have one of the first three running:

• Intune update rings (Windows Update for Business): the update flows on each ring's deferral schedule.
• Windows Autopatch: rings, rollout, and pause or rollback are managed for you; exploited updates can be expedited.
• WSUS / Configuration Manager: approve KB5050006 for your device groups and set a deadline.
• Manual: download from the Update Catalog above and install; fine for a handful of machines, unmanageable at any real scale.

After the rollout, verify rather than assume: update compliance reporting in Intune or Autopatch shows which devices actually installed it, and Siemserva reads Intune, Defender, Autopatch, and Azure Update Manager together to show the devices still missing KB5050006, ranked by exploitation.

Common questions about KB5050006

Is KB5050006 urgent?

KB5050006 is rated Critical with a maximum CVSS of 9.8. No active exploitation is confirmed yet, so schedule it in your prompt patch cycle.

How do I download KB5050006?

From the Microsoft Update Catalog (linked on this page), or let Intune, Windows Update for Business, Windows Autopatch, or WSUS deliver it. The catalog page lists the download for each supported product.

How do I deploy KB5050006 with Intune?

Assign a Windows Update ring (quality update policy) to the device groups and the update flows on the ring's deferral schedule. For urgent updates, Intune expedite policies can bypass the ring deferrals. Verify the rollout with update compliance reporting rather than assuming delivery.

Can I ask my own AI about KB5050006?

Yes. This page includes a free, ready-to-paste AI prompt containing KB5050006's key facts: severity, CVE count, exploitation status, and the download link. Copy it into Claude, ChatGPT, or Copilot for a rollout plan; the data is refreshed three times a day (5 AM, 12:30 PM, and 7 PM US Central).

Authoritative references