Patch tracker / CVE reference / CVE-2025-53802

CVE-2025-53802

CVE-2025-53802 is a Microsoft vulnerability that Microsoft rates Important, with a CVSS score of 7.0 (High). 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.

Our data comes from Microsoft, CISA and other public sources, and it can be wrong or out of date.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.

Microsoft rates it Important. CVSS 7.0 (High). Fixed by 7 Microsoft security updates.

Senserva AI read on CVE-2025-53802 Official patches for CVE-2025-53802 Change history Admin questions

Risk summary

High

7.0

CVSS v3

<1%

EPSS, 30 days

High

Severity

Not in the CISA KEV catalog. EPSS exploit probability <1%. CVSS 7.0 (High).

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

Senserva AI Opinion for CVE-2025-53802

A second Windows Bluetooth Service elevation of privilege bug shares the same 19 percent EPSS score and Windows Server 2022/Windows 10 21H2 footprint as the earlier Bluetooth Service CVE in this data. Two distinct bugs in the same Bluetooth stack in one cycle strengthens the case for disabling Bluetooth entirely on server hardware that does not use it. No confirmed exploitation or ransomware activity.

Do this: Patch both Bluetooth Service fixes together on Server 2022 and Windows 10 21H2, and disable Bluetooth radios on servers where it serves no purpose.

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

Schedule normally

No exploitation observed as of 2026-11-03: not in the CISA KEV catalog, EPSS under 1%.

Fixed by KB5065306 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.

Senserva AI Opinion and rich prompt for CVE-2025-53802

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-2025-53802 (source: https://senserva.com/cve/CVE-2025-53802.html, data from MSRC, CISA KEV, FIRST.org EPSS, NVD, refreshed daily (early morning US Central)):
- CVE-2025-53802: Microsoft vulnerability, Microsoft rating Important, CVSS 7.0 (High)
- EPSS 30-day exploitation probability: <1%
- Actively exploited (CISA KEV): no
- Fixed by: KB5065306, KB5065425, KB5065426, KB5065429, KB5065431, KB5065432, KB5065474
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.

Official patch(es) for CVE-2025-53802

Moderate priority: schedule it in your normal patch cycle. In Intune or Defender, confirm whether the fixing updates KB5065306, KB5065425, KB5065426, KB5065429, KB5065431, KB5065432, KB5065474 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-2025-53802. 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.

KB5065306 KB5065425 KB5065426 KB5065429 KB5065431 KB5065432 KB5065474

Scope and sources

Affected products

Fixed by the same updates

CVE-2025-21293 CVE-2025-54106 CVE-2025-54110 CVE-2025-54113 CVE-2025-54918 CVE-2025-55234 CVE-2025-53800 CVE-2025-53801

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.