PT-2026-2742 · Microsoft · Windows Cloud Files Mini Filter Driver+1

Vimal Sindh · Publicado 2026-01-13 · Atualizado 2026-01-13 · CVE-2026-20940

Positive Technologies (AI Summary)

CVSS v3.1

7.8

Alta

Vetor base

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 Cloud Files Mini Filter Driver (affected versions not specified)

Description A heap-based buffer overflow exists in the Windows Cloud Files Mini Filter Driver. This issue could allow an authorized attacker to elevate privileges locally.

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

Untrusted Pointer Dereference

Enumeração de Fraquezas

CWE-822

Identificadores relacionados

BDU:2026-00394

CVE-2026-20940

Produtos afetados

Windows

Windows Cloud Files Mini Filter Driver

Referências · 7

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20940 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2026-20940 · Aviso do Fabricante
• https://twitter.com/CVEnew/status/2011181539644874982 · Publicação no Twitter
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-20940 · Aviso do Fabricante
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20940 · Aviso do Fabricante
• https://bdu.fstec.ru/vul/2026-00394 · Nota de Segurança
• https://nvd.nist.gov/vuln/detail/CVE-2026-20940 · Nota de Segurança