CVE-2026-69643

HighCVSS 8.0/10Last modified Sep 24, 2026

Description

Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network.

Metrics

CVSS 3.1 8.0/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

No affected versions have been published.

Timeline

Published
Sep 8, 2026
Last modified
Sep 24, 2026
NVD status
Analyzed

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CVE-2026-69643: High severity, CVSS 8.0 | Vulnix