Patch tracker / KB5002945

KB5002945: SharePoint Server Subscription Edition Security Update (November 2026)

KB5002945 is a Critical security update for SharePoint Server Subscription Edition, released 2026-11-10. It closes 24 CVEs with a maximum CVSS of 9.9. It is the 20th largest of the 27 updates Microsoft shipped that month, by CVEs closed.

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Update summary

Critical
2026-11-10
Released
24
CVEs fixed
9.9
Max CVSS v3
Critical
Severity
Deploy this cycle
Fixes 24 CVEs for SharePoint Server Subscription Edition. No confirmed in-the-wild exploitation in this set today.

Fixes 24 CVEs. Most severe CVSS 9.9 (Critical).

Senserva found thisno known issues as of our last check

We checked Microsoft's support article for KB5002945 on 2026-11-10 and it lists no known issues. Read the article before broad deployment; Microsoft adds issues as reports come in, and we re-check on every refresh.

Microsoft Update Catalog: download KB5002945Microsoft support article
Senserva AI Opinion and rich prompt for KB5002945

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

Full tracking and change history for KB5002945

Released
2026-11-10
Last changed
2026-11-10
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.

Check if KB5002945 is installed

This update is for Microsoft SharePoint Server Subscription Edition, not a Windows component, so Get-HotFix does not list it. Compare the installed version of the product with the build Microsoft lists for this update.

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-2026-120002Critical9.9-No
CVE-2026-109454Critical9.0-No
CVE-2026-80095Critical9.0-No
CVE-2026-109464High8.8-No
CVE-2026-109472High8.8-No
CVE-2026-109499High8.8-No
CVE-2026-109502High8.8-No
CVE-2026-110044High8.8-No
CVE-2026-109466High8.0-No
CVE-2026-111296High8.0-No
CVE-2026-111297High8.0-No
CVE-2026-120000High7.5-No
CVE-2026-109497High7.3-No
CVE-2026-109504High7.3-No
CVE-2026-110045High7.3-No
CVE-2026-110065High7.3-No
CVE-2026-111300High7.3-No
CVE-2026-111303High7.3-No
CVE-2026-109495Medium6.6-No
CVE-2026-109455Medium6.5-No
CVE-2026-110057Medium6.5-No
CVE-2026-124210Medium6.5-No
CVE-2026-112736Medium5.3-No
CVE-2026-109456Medium4.6-No

Scope and sources

Affected products
Also released in November 2026

KB5129299

57 CVEs · Critical

KB5129300

54 CVEs · Critical

KB5131077

625 CVEs · Critical

KB5131080

627 CVEs · Critical

KB5131085

575 CVEs · Critical

KB5131087

574 CVEs · Critical

KB5131090

592 CVEs · Critical

KB5131096

546 CVEs · Critical

The full month, summarized: Microsoft Patch Tuesday.

Authoritative references
Official KB5002945 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.
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