Important CVSS 7 EPSS 0.00297 2025-12 archive

Executive Summary

Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

Overview

7
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Elevation of Privilege
Released Dec 9 2025
Last Updated Dec 9 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00297 — 0.21159 percentile

CVSS Vector

ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 6.1

EPSS Score

0.00297
probability of exploitation in the next 30 days
0.21159 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

7 affected products
Product KB Article Severity Impact Restart Required
Windows 11 Version 24H2 for ARM64-based Systems 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes
Windows 11 Version 24H2 for x64-based Systems 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes
Windows 11 Version 25H2 for ARM64-based Systems 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes
Windows 11 Version 25H2 for x64-based Systems 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes
Windows Server 2022, 23H2 Edition (Server Core installation) 5071542 (Security Update) Important Elevation of Privilege Yes
Windows Server 2025 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes
Windows Server 2025 (Server Core installation) 5072033 (Security Update) 5072014 (Security Hotpatch Update) Important Elevation of Privilege Yes

Patches

2 patches
Article Type Restart
5072033 (Security Update) 5072014 Security Update Yes
5071542 Security Update Yes

Known Exploits

Acknowledgments

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