CVE-2020-36519

Mimecast Email Security before 2020-01-10 allows any admin to spoof any domain, and pass DMARC alignment via SPF. This occurs through misuse of the address rewrite feature. (The domain being spoofed must be a customer in the Mimecast grid from which the spoofing occurs.)

• https://wesleyk.me/2020/01/10/my-first-vulnerability-mimecast-sender-address-verification/Exploit, Third Party Advisory
• https://wesleyk.me/2020/01/10/my-first-vulnerability-mimecast-sender-address-verification/Exploit, Third Party Advisory

Published

Mar 16, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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