INFO

RHSA-2026:26205: Important: postfix security update

Red Hat Errata • Jun 16, 2026

HIGH

RHSA-2026:25932: Important: postfix security update

Red Hat Errata • Jun 15, 2026

HIGH

RHSA-2026:25930: Important: postfix security update

Red Hat Errata • Jun 15, 2026

MEDIUM

USN-8253-2: Postfix vulnerability

Ubuntu Security • Jun 03, 2026

CRITICAL

Patch Tuesday - May 2026

Rapid7 Research • May 13, 2026

INFO

USN-8253-1: Postfix vulnerability

Ubuntu Security • May 07, 2026

INFO

CVE-2026-43964

Microsoft Security Response Center • May 06, 2026