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CVE-2026-21261
MEDIUM5.5
Descricao
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Detalhes CVE
Pontuacao CVSS v3.15.5
SeveridadeMEDIUM
Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Vetor de ataqueLOCAL
ComplexidadeLOW
Privilegios necessariosNONE
Interacao do usuarioREQUIRED
Publicado2/10/2026
Ultima modificacao2/11/2026
Fontenvd
Avistamentos honeypot0
Produtos afetados
microsoft:365_appsmicrosoft:excelmicrosoft:officemicrosoft:office_long_term_servicing_channelmicrosoft:office_online_server
Fraquezas (CWE)
CWE-125
Referencias
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21261(secure@microsoft.com)
Correlacoes IOC
Sem correlacoes registradas
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