THREATOPS
THREAT OPS › Threat News › Postfix: SMTP smuggling, remote crash, and hardening fixes in 3.11.7 and related legacy releases

Postfix: SMTP smuggling, remote crash, and hardening fixes in 3.11.7 and related legacy releases

lowoss_secPublished 2026-09-10

<p>Posted by Solar Designer on Sep 09</p>----- Forwarded message from Wietse Venema via Postfix-announce &lt;postfix-announce () postfix org&gt; -----<br /> <br /> To: Postfix announce &lt;postfix-announce () postfix org&gt;<br /> Date: Tue, 8 Sep 2026 07:56:36 -0400 (EDT)<br /> CC: Postfix users &lt;postfix-users () postfix org&gt;<br /> Subject: [pfx-ann] Postfix stable release 3.11.7 and legacy

Original source: https://seclists.org/oss-sec/2026/q3/701