CVE-2026-21260

HIGH

7.5

Descripcion

Exposure of sensitive information to an unauthorized actor in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/10/2026

Ultima modificacion2/11/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

microsoft:365_appsmicrosoft:officemicrosoft:office_long_term_servicing_channelmicrosoft:outlookmicrosoft:sharepoint_server

Debilidades (CWE)

CWE-200

Referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21260(secure@microsoft.com)

Correlaciones IOC

Sin correlaciones registradas

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