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Authenticated SMTP users may spoof other identities due to ambiguous “From” header interpretation

🗓️ 28 Oct 2025 00:00:00Reported by CERTType 
cert
 cert
🔗 www.kb.cert.org👁 14 Views

Authenticated SMTP users can spoof identities by abusing the From header to impersonate senders.

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28 Oct 2025 14:35Current
6.5Medium risk
Vulners AI Score6.5
14