Patch tracker / KB5002639

KB5002639

Microsoft security update released 2024-09-10. Fixes 5 CVEs.

High

Download KB5002639

Get the official update for KB5002639. The download and file size for each supported product are on the Microsoft Update Catalog page.

Microsoft Update Catalog: download KB5002639 Microsoft support article

Update summary

Released

2024-09-10

CVEs fixed

5

Max CVSS

8.8

Severity

High

Exploitation and severity

Fixes 5 CVEs. Most severe CVSS 8.8 (High). EPSS exploit probability up to 51%.

Among the top 25% of tracked Microsoft updates by EPSS exploit probability.

What to do

High priority: EPSS puts the odds of near-term exploitation high. Senserva flags whether KB5002639 is missing on your devices.

CVEs fixed by this update

CVE-2024-38018 CVE-2024-38227 CVE-2024-38228 CVE-2024-43464 CVE-2024-43466

Affected products

Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Server 2019
Microsoft SharePoint Server Subscription Edition

References

Microsoft support article Microsoft Security Update Guide

See this and every Microsoft update ranked by real-world risk on the Microsoft Patch Tracker.

Sponsored by SenservaMicrosoft 365, Intune, Defender, and Entra ID security and compliance, with automated remediation and Trustworthy AI.Scan free

Lexicon: the terms on this page

CVE: Common Vulnerabilities and Exposures. A unique ID for one publicly known vulnerability, such as CVE-2025-1234.
KB: Microsoft Knowledge Base article. The identifier for a specific Microsoft update.
KEV: CISA Known Exploited Vulnerabilities. CVEs confirmed exploited in the wild. Fix these first.
CVSS: Common Vulnerability Scoring System. A standardized Severity score from 0 to 10.
EPSS: Exploit Prediction Scoring System. The probability a CVE will be exploited in the next 30 days.
MSRC: Microsoft Security Response Center. Microsoft's Patch Tuesday advisories and KB-to-CVE mapping.
NVD: National Vulnerability Database (NIST). Authoritative CVE metadata and CVSS scores.
Ransomware: The vulnerability is linked to known ransomware activity.