PT-2026-24276 · Microsoft · Windows

Published 2026-03-10 · Updated 2026-03-17 · CVE-2026-23673

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows versions (affected versions not specified)

Description An out-of-bounds read issue exists in the Windows Resilient File System (ReFS). Successful exploitation may allow an authorized attacker to elevate privileges locally. The issue involves reading beyond the allocated memory buffer within ReFS.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-03038

CVE-2026-23673

Affected Products

Windows

References · 8

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-23673 · Security Note
• https://bdu.fstec.ru/vul/2026-03038 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23673 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-23673 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-23673 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-23673 · Vendor Advisory
• https://twitter.com/CVEnew/status/2033994295569743986 · Twitter Post
• https://t.me/cveNotify/155462 · Telegram Post