Patch tracker / KB5058403

KB5058403: Windows Server 2019 Security Update (June 2025)

KB5058403 is a High security update for Windows Server 2019, released 2025-06-10. It closes 34 CVEs with a maximum CVSS of 8.8. At least one of them is actively exploited (CISA KEV), so this is a deploy-first update. Get it from the Microsoft Update Catalog below, and see where it sits against the rest of the month on the patch tracker.

HighCISA KEV

Update summary

Released
2025-06-10
CVEs fixed
34
Max CVSS
8.8
Severity
High
Deploy now
This update fixes vulnerabilities confirmed exploited in the wild.
A newer security update for Windows Server 2019 has shipped since this one: KB5089548 (2026-07-14). For cumulative update families the newer package includes these fixes.

New to these terms? How the Microsoft patching tools fit together, this month's Patch Tuesday summary, and every update ranked by real-world risk.

Senserva AI Opinion for KB5058403

KB5058403 matches KB5058451's 34-CVE June 2025 fix list for Windows Server 2019, Server Core, and Server 2022, again High severity, CVSS 8.8, with 22 percent EPSS and a CISA KEV entry. This closes out the June 2025 server family covered here; the pattern across all of them is the same exploited vulnerability class distributed over several overlapping packages. Reconcile by CVE before declaring the fleet current.

Do this: Finish reconciling KB5058403 against the rest of June 2025's server KBs to confirm the whole CVE set is closed across Server 2019 and Server 2022.

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

Senserva AI Opinion and rich prompt for KB5058403

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

Full tracking and change history for KB5058403

Released
2025-06-10
Last changed
2026-08-03
Changes tracked
3

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 34 CVEs. At least one is actively exploited (CISA KEV). Most severe CVSS 8.8 (High). EPSS exploit probability up to 24%.

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

What to do

Treat as urgent: it is being exploited in the wild (CISA KEV), so patch ahead of items that are not. Senserva flags whether KB5058403 is missing on your devices.

Check if KB5058403 is installed

Copy-paste PowerShell: one machine, or your whole estate 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.

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-2025-30397High8.861%KEV
CVE-2025-32701High8.861%KEV
CVE-2025-32706High8.861%KEV
CVE-2025-32709High8.861%KEV
CVE-2024-49128High8.861%No
CVE-2025-24063High8.861%No
CVE-2025-27468High8.861%No
CVE-2025-29830High8.861%No
CVE-2025-29831High8.861%No
CVE-2025-29832High8.861%No
CVE-2025-29833High8.861%No
CVE-2025-29835High8.861%No
CVE-2025-29836High8.861%No
CVE-2025-29837High8.861%No
CVE-2025-29839High8.861%No
CVE-2025-29954High8.861%No
CVE-2025-29956High8.861%No
CVE-2025-29957High8.861%No
CVE-2025-29958High8.861%No
CVE-2025-29959High8.861%No
CVE-2025-29960High8.861%No
CVE-2025-29961High8.861%No
CVE-2025-29962High8.861%No
CVE-2025-29966High8.861%No
CVE-2025-29967High8.861%No
CVE-2025-29968High8.824%No
CVE-2025-29969High8.861%No
CVE-2025-29974High8.861%No
CVE-2025-30385High8.861%No
CVE-2025-30388High8.861%No
CVE-2025-30394High8.861%No
CVE-2025-32707High8.824%No
CVE-2025-32710High8.861%No
CVE-2025-47955High8.861%No

Also released in June 2025

The highest-risk updates from the same release:

The full month, summarized: Microsoft Patch Tuesday.

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.