Back to list

CVE-2021-25740 Holes in EndpointSlice Validation Enable Host Network Hijack — CVE-2021-25740

CVE · Microsoft · CVE-2021-25740

ID
CVE-2021-25740
Date
Updated
Activity
Source
CVE
Vendor
Microsoft
Threat
low
CVSS
3.1

Summary

CVE-2021-25740 is a advisory from CVE. CVE-2021-25740 Holes in EndpointSlice Validation Enable Host Network Hijack Vendor: Microsoft. Severity/Threat: low. Source updated on 2026-06-01.

Product

Security Update Guide

What to do

General, cautious steps (verify details in the official source):

  • Review exposure and plan remediation based on risk and environment.
  • Identify affected product versions in your inventory and verify whether you are impacted.
  • Apply vendor patches/updates or recommended mitigations as soon as available.
  • Read the official advisory for exact affected versions and remediation steps.

Official advisory

Related advisories