CVE-2026-21219
High
Description
Use after free in Inbox COM Objects allows an unauthorized attacker to execute code locally.
SeverityHigh
CVSS7.0
Exploit probability—
Product
Microsoft Windows Software Development Kit
PublishedJan 13, 2026
First seenJan 13, 2026
Weakness typeCWE-416Use after free
How to fix
Update
- microsoft windows_software_development_kit10.0.26100.7463 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft windows_software_development_kit | 10.0.26100 ≤ v < 10.0.26100.7463 | 10.0.26100.7463 |
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