CVE-2026-20957
7.8HIGHInteger underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Veröffentlicht: 1/13/2026Aktualisiert: 1/14/2026
Beschreibung
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
KI-AnalyseKI-gestützt
Betroffene Produkte
microsoft365_apps
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microsoft365_apps
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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