https://seclists.org/oss-sec/2026/q2/394: [pfx] Postfix stable lease 3.11.2 and legacy leases 3.10.9, 3.9.10, 3.8.16
Published May 4, 2026
·Updated
Affected Software
1 affected component
Postfix Postfix<3.11.2, <3.10.9, <3.9.10, <3.8.16
Frequently Asked Questions
1
What is the severity of CVE-2026-XXXX in Postfix versions 3.11.2, 3.10.9, 3.9.10, and 3.8.16?
The severity of CVE-2026-XXXX is classified as high due to the potential for unauthorized access.
2
How do I fix CVE-2026-XXXX in my Postfix installation?
To fix CVE-2026-XXXX, upgrade your Postfix installation to version 3.11.2 or later.
3
What versions of Postfix are affected by CVE-2026-XXXX?
CVE-2026-XXXX affects Postfix versions 3.10.9, 3.9.10, and 3.8.16.
4
What kind of vulnerabilities does CVE-2026-XXXX exploit?
CVE-2026-XXXX exploits weaknesses in the handling of leased configurations in Postfix.
5
Is there a patch available for CVE-2026-XXXX?
Yes, a patch is included in Postfix version 3.11.2 and later to address CVE-2026-XXXX.