Patch tracker / KB5044306

KB5044306: Windows Server 2019 Security Update (October 2024)

KB5044306 is a Critical security update for Windows Server 2019, released 2024-10-08. It closes 32 CVEs with a maximum CVSS of 9.0. At least one of them is actively exploited (CISA KEV), so this is a deploy-first update. The most likely of them to be attacked is CVE-2024-38261, which FIRST.org rates at 67% probability of exploitation in the next 30 days.

Update summary

CriticalCISA KEV
2024-10-08
Released
32
CVEs fixed
9.0
Max CVSS
Critical
Severity
Deploy now
This update fixes vulnerabilities confirmed exploited in the wild.

Fixes 32 CVEs. At least one is actively exploited (CISA KEV). Most severe CVSS 9.0 (Critical). EPSS exploit probability up to 67%. Among the top 25% of tracked Microsoft updates by EPSS exploit probability.

Senserva found thiswe track every release for this product line, so we can tell you this package is behind

A newer security update for Windows Server 2019 has shipped since this one: KB5094041 (2026-08-11). For cumulative update families the newer package includes these fixes, so installing that one is usually the shorter path. Verify against your own update rings before you skip this package.

Microsoft Update Catalog: download KB5044306Microsoft support article
Senserva AI Opinion for KB5044306

KB5044306 matches KB5044320's thirty two CVE set for October 2024 on Windows Server 2019 and Windows Server 2022, including CVE-2024-43607, CVE-2024-43608, CVE-2024-38124, and CVE-2024-38265. Critical severity, CVSS 9.0, a 61 percent EPSS score, and CISA KEV listing are identical, so it addresses the same active exploitation risk. Treat this and KB5044320 as interchangeable options covering the same late October fix wave.

Do this: Ensure either KB5044306 or its near duplicate sibling is fully applied on Windows Server 2019 and 2022.

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

Senserva AI Opinion and rich prompt for KB5044306

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

Full tracking and change history for KB5044306

Released
2024-10-08
Last changed
2026-07-16
Changes tracked
2

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.

Check if KB5044306 is installed

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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.

CVESeverityCVSSEPSSExploited
CVE-2024-43572High7.867%KEV
CVE-2024-38124Critical9.067%No
CVE-2024-38212High8.867%No
CVE-2024-38265High8.867%No
CVE-2024-43453High8.867%No
CVE-2024-43517High8.867%No
CVE-2024-43518High8.867%No
CVE-2024-43519High8.867%No
CVE-2024-43532High8.867%No
CVE-2024-43549High8.867%No
CVE-2024-43564High8.867%No
CVE-2024-43589High8.867%No
CVE-2024-43592High8.867%No
CVE-2024-43593High8.867%No
CVE-2024-43607High8.867%No
CVE-2024-43608High8.867%No
CVE-2024-43611High8.867%No
CVE-2024-38261High7.867%No
CVE-2024-43501High7.867%No
CVE-2024-43509High7.867%No
CVE-2024-43556High7.867%No
CVE-2024-38262High7.567%No
CVE-2024-43515High7.567%No
CVE-2024-43541High7.567%No
CVE-2024-43544High7.567%No
CVE-2024-43545High7.567%No
CVE-2024-43553High7.467%No
CVE-2024-43535High7.067%No
CVE-2024-43534Medium6.567%No
CVE-2024-43547Medium6.567%No
CVE-2024-43570Medium6.467%No
CVE-2024-43520Medium5.067%No

Scope and sources

Affected products
Also released in October 2024

KB29166583

1 CVE · Critical · exploited

KB5044277

77 CVEs · Critical · exploited

KB5044281

65 CVEs · Critical · exploited

KB5044288

83 CVEs · Critical · exploited

KB5044293

56 CVEs · Critical · exploited

KB5044320

32 CVEs · Critical · exploited

KB5044321

36 CVEs · Critical · exploited

KB5044342

46 CVEs · Critical · exploited

The full month, summarized: Microsoft Patch Tuesday.

Authoritative references
Official KB5044306 page (Microsoft Support)Microsoft Update CatalogMicrosoft Security Update Guide

See this and every Microsoft update ranked by real-world risk on the Microsoft Patch Tracker.

New to a term on this page? CVE, KB, KEV, CVSS, and EPSS are each explained once, on the Senserva security lexicon. Reference: Microsoft CVE and vulnerability management and the Microsoft patching guide.
Provided as is, without warranty; verify against the vendor advisory before acting. Data notice and terms.