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CVE-2026-21514
HIGHCISA KEV7.8
Descripcion
Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
Detalles CVE
Puntuacion CVSS v3.17.8
SeveridadHIGH
Vector CVSSCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Vector de ataqueLOCAL
ComplejidadLOW
Privilegios requeridosNONE
Interaccion usuarioREQUIRED
Publicado2/10/2026
Ultima modificacion2/11/2026
Fuentekev
Avistamientos honeypot0
CISA KEV
VendedorMicrosoft
ProductoOffice
Nombre vulnerabilidadMicrosoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability
Fecha inclusion KEV2026-02-10
Fecha limite remediacion2026-03-03
Uso en ransomwareUnknown
Productos afectados
microsoft:365_appsmicrosoft:office_long_term_servicing_channel
Debilidades (CWE)
CWE-807
Referencias
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21514(secure@microsoft.com)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21514(134c704f-9b21-4f2e-91b3-4a467353bcc0)
Correlaciones IOC
Sin correlaciones registradas
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