CVE-2026-23673

CWE-125 — Out-of-bounds Read5 documents5 sources
Severity
7.8HIGH
EPSS
0.1%
top 82.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
29
Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2+26 more
Timeline
PublishedMar 10

Description

Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages29 packages

▶NVDmicrosoft/windows< 10.0.14393.8957+5
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8957
▶NVDmicrosoft/windows_10_1809< 10.0.17763.8511
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.7058
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.7058

🔴Vulnerability Details

2
CVEList
Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability↗2026-03-10
▶
GHSA
GHSA-3473-m6c7-34c9: Out-of-bounds read in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges locally↗2026-03-10
▶

📋Vendor Advisories

1
Microsoft
Windows Resilient File System (ReFS) Elevation of Privilege Vulnerability↗2026-03-10
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-23673 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-23673 (HIGH CVSS 7.8) | Out-of-bounds read in Windows Resil | cvebase.io