tmp has Path Traversal via unsanitized prefix/postfix that enables directory escape

Summary The tmp npm package contains a path traversal vulnerability that allows escaping the intended temporary directory when untrusted data flows into the prefix, postfix, or dir options. By embedding traversal sequences e.g., ../ or path separators in these parameters, attackers can cause file...

PT-2026-43627

Name of the Vulnerable Software and Affected Versions tmp affected versions not specified Description The tmp npm package contains a path traversal issue that allows escaping the intended temporary directory when untrusted data is passed into the prefix, postfix, or dir options. By embedding...

CLSA-2026-1779298645 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read in dsnsplit when an enhanced status code is not followed by other text...

mailcow dockerized 跨站脚本漏洞

Mailcow Dockerized is an open-source application developed by Mailcow. The version 2026-03b of Mailcow Dockerized contains a cross-site scripting vulnerability. This vulnerability stems from a storage-based cross-site scripting vulnerability in the administrator’s queue manager, which may cause t...

CLSA-2026-1779191237 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read in dsnsplit when an enhanced status code is not followed by other text...

CLSA-2026-1779182686 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read on enhanced status code without trailing text...

CLSA-2026-1779181947 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read on enhanced status code without trailing text...

CLSA-2026-1779095130 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read in dsnsplit when an enhanced status code is not followed by other text...

CLSA-2026-1778874422 postfix: Fix of CVE-2026-43964

CVE-2026-43964: fix buffer over-read in dsnsplit when an enhanced status code is not followed by other text...

CVE-2026-43964

A flaw was found in Postfix. This issue occurs when processing enhanced status codes, specifically an enhanced status code that lacks text following the third number. Depending on the configuration of the server, this allows a remote attacker to cause a buffer over-read of only 1 byte, leading to...

OESA-2026-2291 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

OESA-2026-2290 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

OESA-2026-2289 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

OESA-2026-2288 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

CLSA-2026-1778834936 postfix: Fix of CVE-2023-51764

CVE-2023-51764: fix SMTP smuggling backport of 2.11.11-smuggling-patch...

CLSA-2026-1778834899 postfix: Fix of CVE-2023-51764

CVE-2023-51764: fix SMTP smuggling backport of 2.11.11-smuggling-patch...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Postfix vulnerability (USN-8253-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8253-1 advisory. Kamil Frankowicz discovered that Postfix incorrectly handled certain enhanced status codes. A remote attacker could possibly use...

OESA-2026-2209 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

postfix-3.11.2-1.1 on GA media (moderate)

postfix-3.11.2-1.1 on GA media Announcement ID: openSUSE-SU-2026:10707-1 Rating: moderate Cross-References: CVE-2026-43964 CVSS scores: CVE-2026-43964 SUSE : 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-43964 SUSE : 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N...

USN-8253-1: Postfix vulnerability

Kamil Frankowicz discovered that Postfix incorrectly handled certain enhanced status codes. A remote attacker could possibly use this issue to cause Postfix to crash, resulting in a denial of service...