DEBIAN-CVE-2026-49434

Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used...

UBUNTU-CVE-2026-49434

Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used...

CVE-2026-49434 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: LdapNetworkConnector instantiates denied transports and a remote-properties broker

Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used...

CVE-2026-49434

Improper Input Validation vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. An attacker that has access to publish or modify entries in LDAP that match the configured searchBase and searchFilter can instantiate denied transports inside the broker JVM. This can be used...

Oracle Linux 8 : 389-ds:1.4 (ELSA-2026-26459)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-26459 advisory. - Resolves: RHEL-178076 - CVE-2026-9064 389-ds:1.4/389-ds-base: unbounded LDAP controls count in getldapmessagecontrolsext causes CPU and heap amplification...

Improper Handling of Case Sensitivity

Overview Affected versions of this package are vulnerable to Improper Handling of Case Sensitivity in the authentication process when using Basic Auth with LDAP. An attacker can bypass intended authentication controls by supplying usernames with different letter casing, potentially gaining...

GO-2026-5430 Authelia Missing Username Canonicalization in Basic Auth (LDAP) in github.com/authelia/authelia

Authelia Missing Username Canonicalization in Basic Auth LDAP in github.com/authelia/authelia...

keycloak: Keycloak: Denial of Service via malformed LDAP password policy response

A flaw was found in Keycloak. A remote attacker with high privileges, such as a realm administrator configuring a malicious Lightweight Directory Access Protocol LDAP server or an attacker compromising an upstream LDAP server, could exploit this vulnerability. By sending a malformed LDAP password...

Oracle Linux 9 : 389-ds-base (ELSA-2026-26455)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-26455 advisory. - Resolves: RHEL-178086 - CVE-2026-9064 389-ds-base: 389-ds-base: unbounded LDAP controls count in getldapmessagecontrolsext causes CPU and heap amplification...

EUVD-2026-38768

Jenkins Active Directory Plugin 2.41.1 and earlier does not escape the user name before building the LDAP search filter in the Windows native ADSI authentication path, allowing unauthenticated attackers to inject LDAP wildcard characters to enumerate directory entries and to authenticate as a...

PT-2026-51549

Name of the Vulnerable Software and Affected Versions Tenable Identity Exposure affected versions not specified Description Multiple unauthenticated API endpoints under '/w/api/' expose sensitive application configuration data to remote attackers. The leaked information includes cleartext LDAP...

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' via the queryId parameter in the CREST REST API endpoints. An attacker can manipulate LDAP queries by injecting arbitrary LDAP...

LDAP Injection

Apache Shiro is vulnerable to LDAP Injection. The vulnerability is due to improper neutralization of user-supplied input in the DefaultLdapRealm class, where usernames are concatenated directly into LDAP Distinguished Name DN templates without escaping RFC 2253 special characters. This allows...

CVE-2026-47203 Authelia Missing Username Canonicalization in Basic Auth (LDAP)

Authelia is an open-source authentication and authorization server providing two-factor authentication and single sign-on SSO for applications via a web portal. In versions 4.38.0 through 4.39.19, when a user authenticates via Basic Auth i.e via the Authorization header with the Basic scheme on t...

CVE-2026-47203

CVE-2026-47203 (Authelia) affects Authelia 4.38.0–4.39.19 where using Basic Auth on the authz verification endpoint exposes a bug: the username extracted from the Authorization header is passed to the ban/attempt regulation as-is, while LDAP binds are case-insensitive but regulation SQL lookups c...

PT-2026-51108

Name of the Vulnerable Software and Affected Versions OpenBao affected versions not specified Description An issue exists in the shared LDAP utility library sdk/helper/ldaputil/client.go used by the LDAP authentication backend and OpenLDAP secrets engine. The GetUserDN function incorrectly uses...

UBUNTU-CVE-2026-49268

A remote attacker can inject LDAP special characters into the Distinguished Name DN construction in DefaultLdapRealm class. User-supplied username input is directly concatenated into the LDAP DN template without any escaping of RFC 2253 special characters. This allows an attacker to manipulate th...

CVE-2026-49268

The CVE-2026-49268 issue affects Apache Shiro’s DefaultLdapRealm where user input is concatenated into the LDAP DN template without escaping RFC 2253 characters. This LDAP DN injection can alter the bind DN, potentially bypassing authentication or impersonating other users. Technical details conf...

389-ds-base: 389-ds-base: unbounded LDAP controls count in get_ldapmessage_controls_ext() causes CPU and heap amplification (remote DoS)

A flaw was found in 389-ds-base. The getldapmessagecontrolsext function in the LDAP server does not enforce an upper bound on the number of controls per LDAP message. A remote, unauthenticated attacker can send a specially crafted LDAP request containing hundreds of thousands of minimal controls...

Security Bulletin: MongoDB Enterprised Advanced affected by: Improper Control of Generation of Code ('Code Injection') (CVE-2026-27830)

Summary There are vulnerabilities in c3p0-0.9.5.4.jar used in MongoDB Enterprised Advanced for IBM, involving CVE-2026-27830. The vulnerability has been addressed. Vulnerability Details CVEID:CVE-2026-27830 DESCRIPTION: c3p0, a JDBC Connection pooling library, is vulnerable to attack via...