CVE-2026-56191: falha crítica em Microsoft Exchange Online
Microsoft Exchange Online Tampering Vulnerability
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28Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 10epss 0.9%
Improper authentication in Microsoft Exchange Online allows an unauthorized attacker to perform tampering over a network.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Produtos afetados
Microsoft · Microsoft Exchange OnlineCVEs relacionadas — Microsoft Exchange Online
No mesmo produto, das mais perigosas para as menos.
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