CVE-2026-67239

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI sibling of V-11. lines 102/106/110 render peercertsubject / peercertissuer with raw and no fmtstring. RFC4514...

CVE-2026-67223

The messaging and streaming broker RabbitMQ is vulnerable to an LDAP injection flaw because the fill/2 function substitutes ${username} into user_dn_pattern without proper RFC 4514 DN escaping . A crafted username can alter the LDAP bind DN , potentially allowing an attacker to select a different...

CVE-2026-67223 RabbitMQ: LDAP DN injection via unescaped substitution

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

CVE-2026-67223

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

EUVD-2026-87156

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

CVE-2026-67223 RabbitMQ: LDAP DN injection via unescaped substitution

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

CVE-2026-67223 RabbitMQ: LDAP DN injection via unescaped substitution

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

CVE-2026-67239

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI sibling of V-11. lines 102/106/110 render peercertsubject / peercertissuer with raw and no fmtstring. RFC4514...

CVE-2026-67239 RabbitMQ: Stored XSS via TLS peer-certificate DN in stream-management UI

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI sibling of V-11. lines 102/106/110 render peercertsubject / peercertissuer with raw and no fmtstring. RFC4514...

CVE-2026-67239 RabbitMQ: Stored XSS via TLS peer-certificate DN in stream-management UI

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI sibling of V-11. lines 102/106/110 render peercertsubject / peercertissuer with raw and no fmtstring. RFC4514...

CVE-2026-67223: Improper Neutralization of Special Elements used in an LDAP Query

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

PT-2026-98905

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 3.13.18 RabbitMQ versions prior to 4.0.23 RabbitMQ versions prior to 4.1.14 RabbitMQ versions prior to 4.2.9 RabbitMQ versions prior to 4.3.3 Description An issue exists where the fill/2 function substitutes the...

CVE-2026-67239: Improper Neutralization of Input During Web Page Generation

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in stream-management UI sibling of V-11. lines 102/106/110 render peercertsubject / peercertissuer with raw and no fmtstring. RFC4514...

Linux Distros Unpatched Vulnerability : CVE-2026-67239

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 3.13.0 until 3.13.18 and 4.0.23 and 4.1.14 and 4.2.9 and 4.3.3, Stored XSS via TLS peer-certificate DN in...

CVE-2026-66077 RabbitMQ: Stored XSS via TLS peer-certificate DN in management UI

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6, The management UI uses EJS 1.0 in which does NOT HTML-escape. connection.ejs:135 renders and peercertissuer directly into the page. The same pattern appears in streamConnection.ejs:102,106,110. The...

CVE-2026-66077 RabbitMQ: Stored XSS via TLS peer-certificate DN in management UI

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6, The management UI uses EJS 1.0 in which does NOT HTML-escape. connection.ejs:135 renders and peercertissuer directly into the page. The same pattern appears in streamConnection.ejs:102,106,110. The...

RabbitMQ: RabbitMQ: Account takeover via stored Cross-Site Scripting in TLS peer-certificate DN

A flaw was found in RabbitMQ. This vulnerability, a stored Cross-Site Scripting XSS, exists in the management UI. An attacker who can obtain a trusted TLS client certificate can embed malicious JavaScript in the certificate's Subject Distinguished Name DN. When the TLS listener is configured for...

rabbitmq-server: rabbitmq-server: Unauthorized access via LDAP distinguished name injection

A flaw was found in rabbitmq-server. When the service uses the Lightweight Directory Access Protocol LDAP authentication plugin with a configured user Distinguished Name DN pattern, it fails to properly escape special characters in the username. A remote attacker can exploit this vulnerability by...

Astra Linux – Vulnerability in slapi-nis

A flaw was discovered in slapi-nis in versions prior to 0.56.7. A NULL pointer dereferencing during the parsing of the Binding DN could allow an unauthenticated attacker to crash the 389-ds-base directory server. The greatest threat from this vulnerability is to system availability...

Astra Linux – Vulnerability in OpenLDAP

A flaw was discovered in OpenLDAP before version 2.4.57. This flaw led to an assertion failure in slapd during the X.509 DN parsing in the decode.c file, specifically at the bernextelement function. This caused a denial of service...