PT-2026-58544 · Microsoft · 365 Apps For Enterprise+8

Publicado

2026-07-14

Atualizado

2026-07-14

CVE-2026-55039

CVSS v3.1

7.8

Alta

Vetor

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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

Correção

Heap Based Buffer Overflow

Integer Underflow

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CVE-2026-55039

365 Apps For Enterprise

Excel 2016

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