ADZero

Description The vulnerable encryption protocol is implemented instead of the authentication mechanism in the Netlogon protocol. An unauthenticated attacker can use the Zerologon vulnerability to set the computer account password of the Domain Controller machine to null NT hash =...

cve-2026-43512-poc

CVE-2026-43512 — Apache Tomcat DIGEST Authentication Bypass Exploitability analysis result: the root cause is confirmed. End-to-end exploitation is not reproducible against a standard UserDatabaseRealm deployment. See Analysis for details. Table of Contents Overview Affected Versions Root Cause...

CVE-2026-111240

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

CVE-2026-111240 Apache TomEE: Authentication bypass for accounts without a stored password in SQL login module

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

CVE-2026-111240

The Apache TomEE JDBC based JAAS login module contains an authentication bypass vulnerability. The issue arises because the module accepts logins without a password for accounts where the stored password is NULL in the SQL login module. A remote attacker who knows the username of such an account ...

CVE-2026-111240

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

EUVD-2026-121255

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

PT-2026-141765

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

CVE-2026-111240: Apache Software Foundation Apache TomEE: The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

tomcat-coyote: Apache Tomcat: Authentication bypass via digest authentication

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls...

GO-2026-5557 Note Mark: OIDC-registered users authenticated by submitting password "null" in github.com/enchant97/note-mark/backend

Note Mark: OIDC-registered users authenticated by submitting password "null" in github.com/enchant97/note-mark/backend...

PT-2026-47648

Name of the Vulnerable Software and Affected Versions Spring LDAP versions 2.4.0 through 2.4.4 Spring LDAP versions 3.2.0 through 3.2.17 Spring LDAP versions 3.3.0 through 3.3.7 Spring LDAP versions 4.0.0 through 4.0.3 Description DirContextAuthenticationStrategy implementations fail to reject bi...

Exploit for CVE-2026-43512

CVE-2026-43512 — Apache Tomcat DIGEST Authentication Bypass...

CVE-2026-32965

Initialization of a resource with an insecure default vulnerability exists in SD-330AC and AMC Manager provided by silex technology, Inc. When the affected device is connected to the network with the initial factory-default configuration, the device can be configured with the null string password...

CVE-2026-43512

A flaw was found in Apache Tomcat. When DIGEST authentication was configured, any user not known to the configured Realm would be authenticated if they presented the password "null". This allows a remote attacker to bypass security controls. Mitigation To mitigate this issue, disable DIGEST...

Improper Authentication

Overview Affected versions of this package are vulnerable to Improper Authentication via the IsPasswordMatch function. An attacker can gain unauthorized access to accounts registered through OIDC by submitting the password "null" to the internal login endpoint, which results in a valid session...