CVE-2026-20957

7.8HIGH

Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Publicado: 1/13/2026Actualizado: 1/14/2026

Descripción

Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Análisis IAImpulsado por IA

Productos Afectados

microsoft365_apps
-
microsoft365_apps
-
microsoftexcel
2016
microsoftoffice
2019
microsoftoffice_long_term_servicing_channel
2021
microsoftoffice_long_term_servicing_channel
2021
microsoftoffice_long_term_servicing_channel
2021
microsoftoffice_long_term_servicing_channel
2024
microsoftoffice_long_term_servicing_channel
2024
microsoftoffice_long_term_servicing_channel
2024
microsoftoffice_online_server

Referencias