Patch tracker / CVE reference / CVE-2024-43527

CVE-2024-43527

CVE-2024-43527 is a high severity Microsoft vulnerability with a CVSS score of 8.8. Its EPSS score puts the probability of exploitation in the next 30 days at 67%. Microsoft has shipped the fix: deploy the update below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.

High

High severity Microsoft vulnerability, CVSS 8.8. Fixed by 1 Microsoft security update.

Senserva AI read on CVE-2024-43527Official patches for CVE-2024-43527Change historyAdmin questions

Risk summary

CVSS base
8.8
EPSS exploit probability
67%
Severity
High
Patch this cycle
Not confirmed exploited yet, but the 30-day exploit probability is high (EPSS 67%).
Fixed by KB5044284. 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.

Updated July 24, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.

Senserva AI Opinion for CVE-2024-43527

Unusually, this Windows kernel elevation of privilege flaw is scoped to the newest client branch only: Windows 11 Version 24H2 on x64 and ARM64. It is High Severity (CVSS 8.8) with a 61 percent EPSS probability. Bugs confined to a new release often live in freshly introduced code, so early 24H2 adopters carry exposure their 23H2 peers do not.

Do this: Update early-adopter Windows 11 24H2 devices, including the ARM64 laptops that pilot groups tend to run.

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

Senserva AI Opinion and rich prompt for CVE-2024-43527

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

Full tracking and change history for CVE-2024-43527

Published
2024-10-08
Last revised
2024-10-08
Changes tracked
1

Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.

Exploitation and severity

Not in the CISA KEV catalog. EPSS exploit probability 67%. CVSS 8.8 (High).

This CVE is among the top 25% of tracked Microsoft CVEs by EPSS exploit probability.

Official patch(es) for CVE-2024-43527

High priority: EPSS puts the odds of near-term exploitation high. In Intune or Defender, confirm whether the fixing update KB5044284 are installed across the affected products. Senserva does this automatically across your tenant and flags every missing patch.

Apply the Microsoft security update below to fix CVE-2024-43527. 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.

KB5044284

Affected products

Common questions about CVE-2024-43527

Is CVE-2024-43527 actively exploited?

It is not currently listed in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score puts the probability of exploitation in the next 30 days at 67%.

What patch fixes CVE-2024-43527?

Microsoft fixed CVE-2024-43527 in KB5044284. Download from the Microsoft Update Catalog, or let Intune, Windows Update, or WSUS deliver it.

Which products are affected by CVE-2024-43527?

Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019.

Can I ask my own AI about CVE-2024-43527?

Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2024-43527's key facts: severity, CVSS, EPSS exploit probability, CISA KEV status, and the fixing KB. Copy it into Claude, ChatGPT, or Copilot for a triage plan; the data is refreshed three times a day (5 AM, 12:30 PM, and 7 PM US Central).

Fixed by the same update

If you are patching CVE-2024-43527, the same update also fixes these:

CVE-2024-43572CVE-2024-43573CVE-2024-43582CVE-2024-20659CVE-2024-30092CVE-2024-37976CVE-2024-37982CVE-2024-37983

Authoritative references

Official CVE record (cve.org)NVD detailMicrosoft MSRCFIRST.org EPSS

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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.
Reference: Microsoft CVE and vulnerability management, the full CVE-to-patch lookup ranked by real-world risk, and the Microsoft patching guide, how Intune, Windows Autopatch, Defender, and Azure Update Manager fit together.
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.