Mailpit

v1.28.4 Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 4mo Communication & Email

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

email-testing go mailpit pop3-server smtp-relay smtp-server

+1 more

smtp-testing

Affected surfaces

auth breaking_upgrade

Summary

AI summary

Fixed SMTP protocol compliance by issuing HELO/EHLO before MAIL and preventing nested MAIL commands.

Full changelog

Increase allowed SMTP email address length to 1024 chars & return clearer SMTP responses for failures (#620)
Update Go dependencies
Update node dependencies

Ensure SMTP HELO/EHLO command is issued before MAIL as per RFC 5321 (#621)
Prevent nested MAIL command during an active SMTP transaction (#623)
Avoid error on image type assertion in thumbnail generation

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About Mailpit

Email testing tool and API for developers