Vulnerability2 · 1 read

CVE-2026-65814

CVSS 3.1: 7.8 high
EPSS: <1%p17
Published: Aug 11, 2026 · Aug 11, 2026
Modified: Aug 16, 2026

Analyze CVE-2026-65814 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Description · NVD

Heap-based buffer overflow in Windows Storage Port Driver allows an authorized attacker to elevate privileges locally.

Vendors: microsoft

Products: windows 10 1607, windows 10 1809, windows 10 21h2, windows 10 22h2, windows 11 23h2, windows 11 24h2, windows 11 25h2, windows 11 26h1, windows server 2012, windows server 2016, windows server 2019, windows server 2022

Weakness: CWE-122, CWE-190

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

NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

1 story

ZDI-26-537: (Pwn2Own) Microsoft Windows storport Integer Overflow Local Privilege Escalation Vulnerability

ZDI discloses a Pwn2Own Windows storport integer overflow local privilege escalation flaw (CVE-2026-65814, CVSS 8.8) requiring existing low-privileged code execution.

ZDI Published AdvisoriesAug 11, 05:00 UTC · Aug 11, 2026VulnerabilityCVE-2026-658142 · 1 read