Important CVSS 7.8 EPSS 0.00386 2025-09 archive

Executive Summary

Improper link resolution before file access ('link following') in Xbox allows an authorized attacker to elevate privileges locally.

Overview

7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Elevation of Privilege
Released Sep 9 2025
Last Updated Sep 9 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00386 — 0.30291 percentile

CVSS Vector

ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 6.8

EPSS Score

0.00386
probability of exploitation in the next 30 days
0.30291 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Xbox Gaming Services Release Notes (Microsoft App Store) Important Elevation of Privilege No

Patches

1 patch
Article Type Restart
Release Notes Microsoft App Store No

Known Exploits

Acknowledgments