CVE-2026-67411: Incorrect Authorization

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18, 4.0.23, 4.1.14, 4.2.9, and 4.3.3, native MQTT and MQTT over WebSocket behind a trusted PROXY Protocol frontend could lose the proxy-derived client address before the MQTT authentication path checked loopbackusers, causing th...

CVE-2026-94054

A flaw was found in Exim. When the Proxy-Protocol is used with an attacker-controlled proxy, a remote attacker could exploit an out-of-bounds write vulnerability. This could lead to data corruption, denial of service, or potentially arbitrary code execution, allowing the attacker to execute...

CVE-2026-94056

A flaw was found in Exim. When the Proxy-Protocol is used with an attacker-controlled proxy, an attacker can read certain uninitialized data from stack memory. This information disclosure could potentially expose sensitive data. Mitigation To prevent information disclosure, ensure that Exim is no...

SUSE CVE-2026-94054

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

SUSE CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: httpd (UTSA-2026-090058)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-090058 advisory. In Apache HTTP Server 2.4.32-2.4.39, when modremoteip was configured to use a trusted intermediary proxy server using the PROXY protocol, a specially crafted PROXY...

io.netty/netty-codec-haproxy: Netty codec-haproxy: Denial of Service via crafted PROXY protocol v2 message

A flaw was found in Netty's codec-haproxy module. A remote attacker could exploit a vulnerability in the HAProxyMessageDecoder by sending a specially crafted PROXY protocol v2 message. This leads to unbounded buffer accumulation, causing a denial of service DoS due to memory exhaustion...

EUVD-2026-83612

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

EUVD-2026-83614

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

Linux Distros Unpatched Vulnerability : CVE-2026-94056

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

Linux Distros Unpatched Vulnerability : CVE-2026-94054

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write. CVE-2026-94054 Note that Nessus relies on the...

DEBIAN-CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

DEBIAN-CVE-2026-94054

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

CVE-2026-94054

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

CVE-2026-94054

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

UBUNTU-CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

UBUNTU-CVE-2026-94054

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write...

CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...

CVE-2026-94056

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain uninitialized data from stack memory...