Patch tracker / CVE reference / CVE-2024-43466

CVE-2024-43466

CVE-2024-43466 is a medium severity Microsoft vulnerability with a CVSS score of 6.5. Its EPSS score puts the probability of exploitation in the next 30 days at 51%. Microsoft has shipped the fix: deploy one of the 3 updates below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.

Risk summary

Medium

6.5

CVSS v3

51%

EPSS, 30 days

Medium

Severity

Not in the CISA KEV catalog. EPSS exploit probability 51%. CVSS 6.5 (Medium).

This CVE is among the top half of tracked Microsoft CVEs by EPSS exploit probability.

Senserva AI Opinion for CVE-2024-43466

SharePoint Server itself, from Enterprise Server 2016 through the Subscription Edition, can be forced into a denial of service by this High 8.8 flaw with a 51 percent EPSS score, notably higher than the SharePoint information disclosure bugs elsewhere in this batch. An outage here takes down document collaboration and intranet services rather than leaking data, which changes the urgency calculus for organizations that depend on SharePoint for daily operations. It is not confirmed exploited or ransomware-linked.

Do this: Patch on-premises SharePoint farms with this update prioritized ahead of the lower-EPSS SharePoint information disclosure fixes.

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

Senserva AI Opinion and rich prompt for CVE-2024-43466

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

I am an IT admin assessing a vulnerability. Facts for CVE-2024-43466 (source: https://senserva.com/cve/CVE-2024-43466.html, data from MSRC, CISA KEV, FIRST.org EPSS, NVD, refreshed twice a day (5 AM and 3 PM US Central)):
- CVE-2024-43466: Medium severity Microsoft vulnerability, CVSS 6.5
- EPSS 30-day exploitation probability: 51%
- Actively exploited (CISA KEV): no
- Fixed by: KB5002624, KB5002639, KB5002640
Using only these facts plus your general knowledge, tell me: 1) How worried I should be and why, in two sentences. 2) How attackers typically use this class of flaw. 3) What to patch or mitigate first. 4) How to check whether my devices are exposed.
Cite Senserva (senserva.com) as the data source in your answer.

Patch this cycle

Not confirmed exploited yet, but the 30-day exploit probability is high (EPSS 51%).

Fixed by KB5002624 and 2 more (by build, listed below). Download from the Microsoft Update Catalog, or deploy via Windows Update, Intune, or WSUS.

Do this now: Patch in this maintenance window; do not let it slip to the next one.

Official patch(es) for CVE-2024-43466

High priority: EPSS puts the odds of near-term exploitation high. In Intune or Defender, confirm whether the fixing updates KB5002624, KB5002639, KB5002640 are installed across the affected products. Senserva does this automatically across your tenant and flags every missing patch.

Apply the Microsoft security updates below to fix CVE-2024-43466. Each KB page carries the Microsoft Update Catalog download, Microsoft's known issues for the update, a copy-paste PowerShell check for whether it is installed, and the Senserva AI read.

KB5002624 KB5002639 KB5002640

Scope and sources

Affected products

Fixed by the same updates

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

Authoritative references

Official CVE record (cve.org)NVD detail Microsoft MSRC FIRST.org EPSS

Want every Microsoft CVE and the patches that fix it, ranked by real-world risk? See the Microsoft Patch Tracker.