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High severity7.0NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026

CVE-2026-119859

CVE-2026-119859

Description

Use after free in Windows Internet Connection Sharing (ICS) allows an authorized attacker to elevate privileges locally.

Affected products

1

Microsoft/Internet Connection Sharingllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119859nvd

News mentions

1

Microsoft November 2026 Patch Tuesday Fixes 1,093 Vulnerabilities, Including Outlook Zero-Day
Cyber Security News · Nov 10, 2026