What is CVE-2026-88224?

CVE-2026-88224 is a high-severity vulnerability in Microsoft Windows 10 Version 1607, classified under Improper Link Resolution Before File Access. CVSS score: 7.0/10. Published 2026-11-10.

How severe is CVE-2026-88224?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Microsoft Windows 10 Version 1607

CVE-2026-88224

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

Published 2026-11-10 · last modified 2026-11-11.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

Windows AppX Deployment Service Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-88224?: CVE-2026-88224 is a high-severity vulnerability in Microsoft Windows 10 Version 1607, classified under Improper Link Resolution Before File Access. CVSS score: 7.0/10. Published 2026-11-10.
How severe is CVE-2026-88224?: High severity. CVSS v3 base score is 7.0 out of 10.