CVE-2026-54120

CRITICAL 9.9

Microsoft Surface Remote Code Execution Vulnerability

CVSS Score

9.9

EPSS Score

0.0%

EPSS Percentile

0th

Improper input validation in Microsoft Surface allows an authorized attacker to execute code over a network.

Vendor	microsoft
Product	surface management services
Ecosystems	Windows .NET Azure
Industries	TechnologyEnterprise
Published	Jul 23, 2026

Stay Ahead of the Next One

Get instant alerts for microsoft surface management services

Be the first to know when new critical vulnerabilities affecting microsoft surface management services are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Microsoft / Surface Management Services

References

NVD ↗ CVE.org ↗ EPSS Data ↗

msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54120