Patch tracker / CVE reference / CVE-2026-32216

CVE-2026-32216

CVE-2026-32216 is a Microsoft vulnerability that Microsoft rates Important, with a CVSS score of 5.5 (Medium). 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.

Our data comes from Microsoft, CISA and other public sources, and it can be wrong or out of date. If you are unsure, check the linked source before you act, and tell us when we are wrong so we can fix it.

Risk summary

Medium
5.5
CVSS v3
3.5%
EPSS, 30 days
Medium
Severity

Not in the CISA KEV catalog. EPSS exploit probability 3.5%. CVSS 5.5 (Medium).

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

Senserva AI Opinion for CVE-2026-32216

The Redirected Drive Buffering System handles mapped and redirected drives, and this denial-of-service flaw is scoped to the new Windows 11 26H1 builds at CVSS 9.8 and 64 percent EPSS. A crash in drive redirection can disrupt remote desktop and network-drive scenarios that depend on it. Only current 26H1 clients are affected, narrowing the rollout.

Do this: Deploy the update to Windows 11 26H1 devices, especially those used for Remote Desktop with drive redirection.

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

Senserva AI Opinion and rich prompt for CVE-2026-32216

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

Schedule normally
No exploitation observed as of 2026-10-19: not in the CISA KEV catalog, EPSS 4%.
Fixed by KB5083768. 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-2026-32216

Lower priority: patch in your normal cycle. In Intune or Defender, confirm whether the fixing update KB5083768 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-2026-32216. 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.

KB5083768

Scope and sources

Affected products
Fixed by the same update
CVE-2026-33824CVE-2026-26167CVE-2026-32157CVE-2026-32225CVE-2026-32091CVE-2026-32162CVE-2026-32221CVE-2026-33827
Authoritative references
Official CVE record (cve.org)NVD detailMicrosoft MSRCFIRST.org EPSS

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