CVE-2026-55106

authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an unauthenticated client, can invoke the...

CVE-2026-55106

authentik's LDAP Source API diagnostic action bypasses object-level read-authorization, letting unauthenticated clients trigger upstream LDAP queries using the source's bind credentials. The response exposes DNs and attribute names (not values), revealing directory structure, naming conventions, ...

CVE-2026-55106 authentik: Unauthenticated LDAP directory data disclosure

authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an unauthenticated client, can invoke the...

EUVD-2026-61061

authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an unauthenticated client, can invoke the...

CVE-2026-55106 authentik: Unauthenticated LDAP directory data disclosure

authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an unauthenticated client, can invoke the...

CVE-2026-55106 authentik: Unauthenticated LDAP directory data disclosure

authentik is an open-source identity provider. Prior to 2026.2.6 and 2026.5.5, a diagnostic action on the LDAP Source API does not enforce the object-level read-authorization filter used by the rest of the API. Any party able to reach the API, including an unauthenticated client, can invoke the...

GO-2026-6234 LDAP injection via unescaped username in github.com/hyperledger/fabric-ca

LDAP injection via unescaped username in github.com/hyperledger/fabric-ca...

CVE-2026-59825

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825

When LDAP auth uses LDAP_TLS_NO_VERIFY=true, app/models/concerns/user/ldap_authenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULT_PARAMS, disabling SSL/TLS verification globally for puma web processes. This enables MITM attacks against all puma-originated HTTPS requests. Fixed in Mastodon 4.4...

CVE-2026-59825 Mastodon: Unwanted deactivation of SSL/TLS certificate verification

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825 Mastodon: Unwanted deactivation of SSL/TLS certificate verification

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

CVE-2026-59825 Mastodon: Unwanted deactivation of SSL/TLS certificate verification

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

EUVD-2026-60953

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.4.19 and from 4.5.0 until 4.5.12, Mastodon's app/models/concerns/user/ldapauthenticable.rb mutates OpenSSL::SSL::SSLContext::DEFAULTPARAMS when LDAP authentication uses LDAPTLSNOVERIFY=true, disabling SSL and T...

RHSA-2026:55756 Red Hat Security Advisory: 389-ds:1.4 security update

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RHSA-2026:55423 Red Hat Security Advisory: 389-ds-base security update

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RHSA-2026:55424 Red Hat Security Advisory: 389-ds-base security update

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Important: Red Hat Security Advisory: redhat-ds:12 security update

An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.4 E4S for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check

A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV replication status-check extended operation. Because the handler performs the search against cn=config with elevated replication plugin privileges and returns a boolean...

Important: Red Hat Security Advisory: redhat-ds:12 security update

An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.2 E4S for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...