PT-2026-24265 · Microsoft · Windows App Client+2

Zoltan Harmath · Publicado 2026-03-10 · Atualizado 2026-03-16 · CVE-2026-23656

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Média

Vetor base

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

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

Description Insufficient verification of data authenticity in the Windows App Installer allows an unauthorized attacker to perform spoofing over a network. Exploitation of this issue may allow a remote attacker to conduct spoofing attacks.

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

Insufficient Verification of Data Authenticity

Enumeração de Fraquezas

CWE-345

Identificadores relacionados

BDU:2026-03044

CVE-2026-23656

Produtos afetados

Windows App Client

Windows App Client For Windows Desktop

Windows App

Referências · 5

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23656 · Aviso do Fabricante
• https://twitter.com/CVEnew/status/2033361135429173438 · Publicação no Twitter
• https://osv.dev/vulnerability/CVE-2026-23656 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-23656 · Nota de Segurança
• https://bdu.fstec.ru/vul/2026-03044 · Nota de Segurança