CVE-2026-21520

HIGH

7.5

Descripcion

Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector

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

Publicado1/22/2026

Ultima modificacion2/2/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

microsoft:copilot_studio

Debilidades (CWE)

CWE-77

Referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21520(secure@microsoft.com)

Correlaciones IOC

Sin correlaciones registradas

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