Is CVE-2025-48807 in the CISA KEV catalog?

No. CVE-2025-48807 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-48807?

CVE-2025-48807 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2025-48807?

CVE-2025-48807 has an EPSS score of 0.44% (35th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-48807?

Install KB5065427 for Windows 10 Version 1607. Fixes are available for 16 affected products.

CVE & CISA-KEV Catalog

CVE-2025-48807

MEDIUM

6.7

CVSS v3

NVD

Description

Improper restriction of communication channel to intended endpoints in Windows Hyper-V allows an authorized attacker to execute code locally.

CWE-923

How to fix

Remediation Available

Windows 10 Version 1607Windows

Install:KB5065427Microsoft

Windows 10 Version 1809Windows

Install:KB5065428Microsoft

Windows 10 Version 21H2Windows

Install:KB5065429Microsoft

Windows 10 Version 22H2Windows

Install:KB5065429Microsoft

Windows 11 Version 22H2Windows

Install:KB5065431Microsoft

Windows 11 Version 23H2Windows

Install:KB5065431Microsoft

Windows 11 Version 24H2Windows

Install:KB5065474Microsoft

Install:KB5065426Microsoft

Windows Server 2016Windows

Install:KB5065427Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5065427Microsoft

Windows Server 2019Windows

Install:KB5065428Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5065428Microsoft

Windows Server 2022Windows

Install:KB5065306Microsoft

Install:KB5065432Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5065432Microsoft

Install:KB5065306Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5065425Microsoft

Windows Server 2025Windows

Install:KB5065426Microsoft

Install:KB5065474Microsoft

Windows Server 2025 (Server Core installation)Windows

Install:KB5065474Microsoft

Install:KB5065426Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Exploit Intelligence

0.44%probability of exploitation in 30 days

35thpercentile

Low risk: more likely to be exploited than 35% of all known CVEs.

References

Vendor Advisory1

msrc.microsoft.com

Embed a live status badge for CVE-2025-48807

Markdown

[![CVE-2025-48807](https://tridentstack.com/cve/badge/CVE-2025-48807.svg)](https://tridentstack.com/cve/CVE-2025-48807)

HTML

<a href="https://tridentstack.com/cve/CVE-2025-48807"><img src="https://tridentstack.com/cve/badge/CVE-2025-48807.svg" alt="CVE-2025-48807"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-08-21.