Patch tracker / KB5063761

KB5063761: Microsoft SQL Server 2017 for x64-base Security Update (August 2025)

KB5063761 is a High security update for Microsoft SQL Server 2017 for x64-base, released 2025-08-12. It closes 4 CVEs with a maximum CVSS of 8.8. Get it from the Microsoft Update Catalog below, and see where it sits against the rest of the month on the patch tracker.

High

Update summary

Released
2025-08-12
CVEs fixed
4
Max CVSS
8.8
Severity
High
Deploy this cycle
Fixes 4 CVEs for Microsoft SQL Server 2017 for x64-base. No confirmed in-the-wild exploitation in this set today.
A newer security update for Microsoft SQL Server 2017 for x64-based Systems (GDR) has shipped since this one: KB5101346 (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 KB5063761

KB5063761 is an August 2025 GDR update patching four SQL Server engine CVEs (CVE-2025-49758, CVE-2025-53727, CVE-2025-24999, CVE-2025-49759) across the 2016 SP3, 2017, and 2019 x64 builds. The highest rated flaw reaches High severity at CVSS 8.8, but EPSS is only 2 percent and none of the four are in CISA KEV or ransomware-linked, so this is a routine but real database-layer fix rather than an active-exploitation emergency.

Do this: Schedule this GDR update on your SQL Server 2016 SP3, 2017, and 2019 instances during the next maintenance window, prioritizing servers reachable by untrusted or application accounts.

AI-generated from public data, 2026-07-21. Verify against the vendor advisory before acting.

Senserva AI Opinion and rich prompt for KB5063761

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

Full tracking and change history for KB5063761

Released
2025-08-12
Last changed
2025-08-12
Changes tracked
1

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 4 CVEs. Most severe CVSS 8.8 (High). EPSS exploit probability up to 1.6%.

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

What to do

Moderate priority: schedule it in your normal patch cycle. Senserva flags whether KB5063761 is missing on your devices.

Check if KB5063761 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-2025-24999High8.81.6%No
CVE-2025-49758High8.81.6%No
CVE-2025-49759High8.81.6%No
CVE-2025-53727High8.81.6%No

Also released in August 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.
Data notice: this page, the feeds, and the API are provided as is, for informational purposes only, without warranty of any kind. Senserva, LLC does not guarantee the accuracy, completeness, or timeliness of third-party data (MSRC, NVD, CISA KEV, EPSS) and accepts no liability for actions taken based on it; verify against the authoritative vendor advisory before acting. Built daily with Senserva Trustworthy AI. All use of this data is subject to the Senserva EULA.