Skip to main content

Mondoo Vulnerability Intelligence

Curated by Mondoo Research, enhanced with AI

Resources

Search Vulnerabilities
Trending CVEs
Browse Ecosystems
Terminology
Blog

Open Source

cnquery
cnspec

Star us on GitHub!

Company

Mondoo Platform
About
Contact

© 2026 Mondoo, Inc.

Privacy Policy Terms of Service Imprint

Vulnerability Intelligence

CVE-2026-21241 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-21241

CVE-2026-21241

HIGH7.0

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Published Feb 10, 2026

Modified 5 days ago

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21241

https://www.cve.org/CVERecord?id=CVE-2026-21241

CVSS Analysis

CVSS v3.1

7.0

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Weakness Type (CWE)

Memory Safety

Ecosystems

Timeline

PublishedFeb 10, 2026

ModifiedFeb 27, 2026