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CVE-2026-21511
HIGH7.5
Beschreibung
Deserialization of untrusted data in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.
CVE Details
CVSS v3.1 Bewertung7.5
SchweregradHIGH
CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
AngriffsvektorNETWORK
KomplexitatLOW
Erforderliche PrivilegienNONE
BenutzerinteraktionNONE
Veroffentlicht2/10/2026
Zuletzt geandert2/11/2026
Quellenvd
Honeypot-Sichtungen0
Betroffene Produkte
microsoft:365_appsmicrosoft:officemicrosoft:office_long_term_servicing_channelmicrosoft:sharepoint_servermicrosoft:word
Schwachen (CWE)
CWE-502
Referenzen
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21511(secure@microsoft.com)
IOC Korrelationen
Keine Korrelationen erfasst
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