OnlyFm252
Windows USB Video Driver

CVE-2025-55676 — Windows USB Video Class System Driver Information Disclosure Vulnerability

Important CVSS 5.5 EPSS 0.00599 2025-10 archive

Executive Summary

Generation of error message containing sensitive information in Windows USB Video Driver allows an authorized attacker to disclose information locally.

Overview

5.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Information Disclosure
Released Oct 14 2025
Last Updated Oct 14 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00599 — 0.43967 percentile
NVD CVSS 5.5 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 4.8

EPSS Score

0.00599
probability of exploitation in the next 30 days
0.43967 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

6 affected products
Product KB Article Severity Impact Restart Required
Windows 11 Version 24H2 for ARM64-based Systems 5066835 (Security Update) Important Information Disclosure Yes
Windows 11 Version 24H2 for x64-based Systems 5066835 (Security Update) Important Information Disclosure Yes
Windows 11 Version 25H2 for ARM64-based Systems 5066835 (Security Update) Important Information Disclosure Yes
Windows 11 Version 25H2 for x64-based Systems 5066835 (Security Update) Important Information Disclosure Yes
Windows Server 2025 5066835 (Security Update) Important Information Disclosure Yes
Windows Server 2025 (Server Core installation) 5066835 (Security Update) Important Information Disclosure Yes

Patches

1 patch
Article Type Restart
5066835 Security Update Yes

Known Exploits

Acknowledgments

Lewis Lee

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