HIGH Published October 13, 2026

CVE-2026-83523

Heap-based buffer overflow in Windows Image Acquisition allows an unauthorized attacker to execute code over a network.

CVSS base score

8.8 (v3.1)

Severity

HIGH

Attack vector

Network

Weakness

CWE-122

Last modified

October 29, 2026

CVSS vector

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

Affected products

microsoft windows 11 24h2 microsoft windows 11 25h2 microsoft windows 11 26h1 microsoft windows 11 26h2 microsoft windows server 2025

View full NVD advisory →

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