SEPTEMBER 12, 2026
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Case File

CVE-2026-58530

HIGH · CVSS 7.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS · Published 2026-07-14 · Last synced 2026-08-13

CyberRota Analysis

AI-Generated

A heap-based buffer overflow vulnerability in the Windows Resilient File System (ReFS) enables unauthorized attackers to execute arbitrary code locally, potentially compromising system integrity and confidentiality. Organizations using Windows operating systems, particularly those relying on ReFS for data storage, should prioritize patching this vulnerability to mitigate the risk of exploitation.

CVE
CVE-2026-58530
Severity
HIGH
CVSS
7.8
EPSS
0.34%
Windows

Original NVD Description

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-87654 CRITICAL CVE-2026-87653 MEDIUM CVE-2026-87648 HIGH CVE-2026-87644 HIGH CVE-2026-87621 CRITICAL CVE-2026-87618 HIGH