Patch tracker / CVE reference / CVE-2026-24282

CVE-2026-24282

CVE-2026-24282 is a high severity Microsoft vulnerability with a CVSS score of 8.8. Microsoft has shipped the fix: deploy one of the 7 updates below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.

Risk summary

High

8.8

CVSS

4.7%

EPSS, 30 days

High

Severity

Not in the CISA KEV catalog. EPSS exploit probability 4.7%. CVSS 8.8 (High).

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

Senserva AI Opinion for CVE-2026-24282

CVE-2026-24282 is an elevation of privilege flaw in the Push message Routing Service carrying High severity at CVSS 8.8, though the summary text also describes information disclosure behavior. Exposure spans a wide Windows range, from the newer Windows 11 version 26H1 on ARM64 and x64 down to the older Windows 10 Version 1809 on 32-bit systems. It is not in CISA KEV, has no known ransomware use, and EPSS puts exploit probability at 4 percent, so this is a patch-on-schedule item rather than an emergency.

Do this: Deploy Microsoft's patch for CVE-2026-24282 across your Windows 11 26H1 and Windows 10 1809 fleet, prioritizing the legacy 1809 32-bit hosts that are often overlooked in update rings.

AI-generated from public data, 2026-07-22. Verify against the vendor advisory before acting.

Senserva AI Opinion and rich prompt for CVE-2026-24282

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-2026-24282 (source: https://senserva.com/cve/CVE-2026-24282.html, data from MSRC, CISA KEV, FIRST.org EPSS, NVD, refreshed twice a day (5 AM and 3 PM US Central)):
- CVE-2026-24282: High severity Microsoft vulnerability, CVSS 8.8
- EPSS 30-day exploitation probability: 4.7%
- Actively exploited (CISA KEV): no
- Fixed by: KB5078752, KB5078883, KB5078885, KB5078938, KB5079420, KB5079466, KB5079473
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.

Schedule normally

No exploitation observed: not in the CISA KEV catalog, EPSS 5%.

Fixed by KB5078752 and 6 more (by build, listed below). Download from the Microsoft Update Catalog, or deploy via Windows Update, Intune, or WSUS.

Do this now: Deploy with your normal update cycle. This page refreshes daily; the verdict changes the day the data does.

Official patch(es) for CVE-2026-24282

Moderate priority: schedule it in your normal patch cycle. In Intune or Defender, confirm whether the fixing updates KB5078752, KB5078883, KB5078885, KB5078938, KB5079420, KB5079466, KB5079473 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-2026-24282. 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.

KB5078752 KB5078883 KB5078885 KB5078938 KB5079420 KB5079466 KB5079473

Scope and sources

Affected products

Fixed by the same updates

CVE-2026-23667 CVE-2026-23668 CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-23674 CVE-2026-24283

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.