CVE-2021-43270: Cleartext Transmission of Sensitive Information

November 2, 2021 (updated August 8, 2023)

Datalust Seq.App.EmailPlus (aka seq-app-htmlemail) can use cleartext SMTP on port in some cases where encryption on port was intended.

References

github.com/datalust/seq-app-htmlemail/pull/93
nvd.nist.gov/vuln/detail/CVE-2021-43270

Code Behaviors & Features

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