CVE-2026-44838

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

Linux Distros Unpatched Vulnerability : CVE-2026-44838

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions...

SUSE CVE-2026-44838

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

CVE-2026-44838

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

UBUNTU-CVE-2026-44838

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

CVE-2026-44838

RabbitMQ MQTT plugin contains a permission bypass vulnerability: topic-level authorization uses user-supplied client_id substituted into a regex pattern without escaping. From 4.2.0 up to before 4.2.4, an authenticated MQTT user could inject regex operators to bypass topic restrictions. The issue...

CVE-2026-44838 RabbitMQ MQTT Topic Permission Authorization Bypass

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

EUVD-2026-32548

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

CVE-2026-44838 RabbitMQ MQTT Topic Permission Authorization Bypass

RabbitMQ is a messaging and streaming broker. From 4.2.0 to before 4.2.4, RabbitMQ's MQTT plugin allows for topic-level authorization using regular expressions with variable substitution. Administrators can create patterns such as ^clientid-sensors$ to restrict user access to topics that include...

RabbitMQ 安全漏洞

RabbitMQ is an open-source, feature-rich multi-protocol message and streaming media broker. Versions of RabbitMQ from 4.2.0 to 4.2.4 contained a security vulnerability. This vulnerability stemmed from the use of regular expressions for variable substitutions in topic-level authorization within th...

PT-2026-44002

Name of the Vulnerable Software and Affected Versions RabbitMQ versions 4.2.0 through 4.2.3 Description The MQTT plugin in RabbitMQ allows topic-level authorization using regular expressions with variable substitution. When administrators use patterns like ^client id-sensors$ to restrict access,...