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CVE-2026-21511
HIGH7.5
Descricao
Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.
Detalhes CVE
Pontuacao CVSS v3.17.5
SeveridadeHIGH
Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Vetor de ataqueNETWORK
ComplexidadeLOW
Privilegios necessariosNONE
Interacao do usuarioNONE
Publicado2/10/2026
Ultima modificacao2/11/2026
Fontenvd
Avistamentos honeypot0
Produtos afetados
microsoft:365_appsmicrosoft:officemicrosoft:office_long_term_servicing_channelmicrosoft:sharepoint_servermicrosoft:word
Fraquezas (CWE)
CWE-502
Referencias
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21511(secure@microsoft.com)
Correlacoes IOC
Sem correlacoes registradas
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