What is CVE-2025-53768?

CVE-2025-53768 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Xbox IStorageService Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2025-53768 cover?

CVE-2025-53768 covers the following CVE IDs: CVE-2025-53768. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-53768?

CVE-2025-53768 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-53768?

CVE-2025-53768 affects 20 products, including: Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for x64-based Systems; Windows 10 Version 21H2 for 32-bit Systems; and others — see the full list on the advisory page.

CVE-2025-53768HighCVSS 7.8

Xbox IStorageService Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

October 14, 2025

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2025-53768 →

📋 Description

Use after free in Xbox allows an authorized attacker to elevate privileges locally.

🎯 Affected products20

Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 22H2 for 32-bit Systems
Windows 10 Version 22H2 for ARM64-based Systems
Windows 10 Version 22H2 for x64-based Systems
Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 11 Version 22H2 for ARM64-based Systems
Windows 11 Version 22H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows 11 Version 23H2 for x64-based Systems
Windows 11 Version 24H2 for ARM64-based Systems
Windows 11 Version 24H2 for x64-based Systems
Windows 11 Version 25H2 for ARM64-based Systems
Windows 11 Version 25H2 for x64-based Systems

✅ Remediation

KB5066586 (Security Update) — fixed build 10.0.17763.7919 KB5066791 (Security Update) — fixed build 10.0.19044.6456 KB5066793 (Security Update) — fixed build 10.0.22621.6060 KB5066791 (Security Update) — fixed build 10.0.19045.6456 KB5066835 (Security Update) — fixed build 10.0.26200.6899 KB5066793 (Security Update) — fixed build 10.0.22631.6060 KB5066835 (Security Update) — fixed build 10.0.26100.6899 KB5066837 (Security Update) — fixed build 10.0.10240.21161 KB5066836 (Security Update) — fixed build 10.0.14393.8519

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products20

✅ Remediation

🔗 References (13)