AUGUST 4, 2026
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Case File

CVE-2026-0665

MEDIUM · CVSS 6.5 EPSS 0.14%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-02-18 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It may lead to a denial-of-service condition.

CVE
CVE-2026-0665
Severity
MEDIUM
CVSS
6.5
EPSS
0.14%

Original NVD Description

An off-by-one error was found in QEMU's KVM Xen guest support. A malicious guest could use this flaw to trigger out-of-bounds heap accesses in the QEMU process via the emulated Xen physdev hypercall interface, leading to a denial of service or potential memory corruption.