Patch tracker / KB5002653

KB5002653: Microsoft Office Online Server Security Update (November 2024)

KB5002653 is a High security update for Microsoft Office Online Server, released 2024-11-12. It closes 5 CVEs with a maximum CVSS of 7.8. 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
2024-11-12
CVEs fixed
5
Max CVSS
7.8
Severity
High
Deploy this cycle
Fixes 5 CVEs for Microsoft Office Online Server. No confirmed in-the-wild exploitation in this set today.
A newer security update for Microsoft Office 2019 for 32-bit editions has shipped since this one: KB5002273 (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 KB5002653

KB5002653 is the broader November 2024 Office update, fixing five CVEs including CVE-2024-49026 through CVE-2024-49030 across Office 2019 and Microsoft Office Online Server, High severity at CVSS 7.8. This supersedes the narrower single-CVE fix shipped in the same cycle, so it is the one to prioritize for full coverage. None of the five is currently in CISA KEV or tied to ransomware.

Do this: Deploy KB5002653 for full coverage of this month's Office 2019/Online Server CVEs.

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

Senserva AI Opinion and rich prompt for KB5002653

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

Full tracking and change history for KB5002653

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.

Exploitation and severity

Fixes 5 CVEs. Most severe CVSS 7.8 (High). EPSS exploit probability up to <1%.

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 KB5002653 is missing on your devices.

Check if KB5002653 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-2024-49026High7.8<1%No
CVE-2024-49027High7.8<1%No
CVE-2024-49028High7.8<1%No
CVE-2024-49029High7.8<1%No
CVE-2024-49030High7.8<1%No

Also released in November 2024

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.