Patch tracker / KB5002648

KB5002648: Microsoft Office Online Server Security Update (November 2024)

KB5002648 is a High security update for Microsoft Office Online Server, released 2024-11-12. It closes 1 CVE with a maximum CVSS of 7.8. It is the 28th largest of the 34 updates Microsoft shipped that month, by CVEs closed.

Update summary

High
2024-11-12
Released
1
CVEs fixed
7.8
Max CVSS v3
High
Severity
Deploy this cycle
Fixes 1 CVE for Microsoft Office Online Server. No confirmed in-the-wild exploitation in this set today.

Fixes 1 CVE. Most severe CVSS 7.8 (High). EPSS exploit probability up to <1%. Among the lower half 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 Microsoft Office 2019 for 32-bit editions has shipped since this one: KB5002755 (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 KB5002648Microsoft support article
Senserva AI Opinion for KB5002648

KB5002648 fixes CVE-2024-49026, a High severity, CVSS 7.8 vulnerability in Office 2019 and Microsoft Office Online Server from November 2024. This CVE reappears as part of a larger five-CVE fix in a related KB the same month, so this narrower package may need to be paired with that broader one depending on the deployment. No CISA KEV or ransomware link is noted for this CVE.

Do this: Apply KB5002648 and check whether the broader November 2024 Office update also applies to the same deployment.

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

Senserva AI Opinion and rich prompt for KB5002648

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

Full tracking and change history for KB5002648

Released
2024-11-12
Last changed
2024-11-12
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.

Check if KB5002648 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-2024-49026High7.8<1%No

Scope and sources

Affected products
Also released in November 2024

KB5046612

27 CVEs · Critical · exploited

KB5046615

31 CVEs · Critical · exploited

KB5046616

37 CVEs · Critical · exploited

KB5046617

33 CVEs · Critical · exploited

KB5046618

35 CVEs · Critical · exploited

KB5046682

22 CVEs · Critical · exploited

KB5046696

36 CVEs · Critical · exploited

KB5046698

37 CVEs · Critical · exploited

The full month, summarized: Microsoft Patch Tuesday.

Authoritative references
Official KB5002648 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.