The short version
Mail and collaboration server suggested as an Exim replacement.
From the HackerLinks archive
Stalwart
Mail and collaboration server suggested as an Exim replacement.
At a glance:
First seen:2026-05-12
Last seen:2026-05-12
Times seen:1
Website:stalw.art
Why it caught our attention
It was the strongest mail-infra alternative mentioned in the Exim security thread.
Where it surfaced on Hacker News
2026-05-12
Editorial paraphrase
One commenter said they were looking at Stalwart to replace Exim, and another called it a fine security-focused option.
Original threadDead.Letter (CVE-2026-45185) – How XBOW found an unauthenticated RCE on Exim