EUVD-2026-68022

MariaDB Connector/R2DBC is a non-blocking MariaDB and MySQL client implemented in Java. Prior to 1.4.1, org.mariadb:r2dbc-mariadb encodes and decodes all character data under the assumption that the connection character set is UTF-8. A server can announce a mid-session change to charactersetclien...

CVE-2026-55859 MariaDB Connector/R2DBC: Inappropriate Encoding for Output Context and Improper Encoding or Escaping of Output in org.mariadb:r2dbc-mariadb

MariaDB Connector/R2DBC is a non-blocking MariaDB and MySQL client implemented in Java. Prior to 1.4.1, org.mariadb:r2dbc-mariadb encodes and decodes all character data under the assumption that the connection character set is UTF-8. A server can announce a mid-session change to charactersetclien...

CVE-2026-55859

MariaDB Connector/R2DBC (org.mariadb:r2dbc-mariadb) is a non-blocking Java client for MariaDB and MySQL. Prior to 1.4.1 , the driver encodes and decodes all character data assuming the connection character set is UTF-8 . A server can announce a mid-session change to character_set_client through t...

EUVD-2026-68021

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, the connector encodes and decodes protocol text and performs client-side escaping under the assumption that the connection character set is UTF-8. The...

CVE-2026-55858

MariaDB Connector/J (org.mariadb.jdbc:mariadb-java-client) is vulnerable to a charset-confusion mismatch in versions prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9. The connector assumes a UTF-8 connection character set for protocol encoding/decoding and client-side escaping. If the server reports a mi...

CVE-2026-55858 MariaDB Connector/J: Inappropriate Encoding for Output Context in org.mariadb.jdbc:mariadb-java-client

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, the connector encodes and decodes protocol text and performs client-side escaping under the assumption that the connection character set is UTF-8. The...

CVE-2026-55858 MariaDB Connector/J: Inappropriate Encoding for Output Context in org.mariadb.jdbc:mariadb-java-client

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, the connector encodes and decodes protocol text and performs client-side escaping under the assumption that the connection character set is UTF-8. The...

CVE-2026-55858 MariaDB Connector/J: Inappropriate Encoding for Output Context in org.mariadb.jdbc:mariadb-java-client

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, the connector encodes and decodes protocol text and performs client-side escaping under the assumption that the connection character set is UTF-8. The...

org.mariadb.jdbc:mariadb-java-client has Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

Summary When PAM dialog authentication is used, the connector can be coerced into sending the account password in cleartext over an insecure connection. A hostile or man-in-the-middle server can trigger this with the default configuration, disclosing the user's password. Details The...

GHSA-QXVW-FVWX-5CP7 org.mariadb.jdbc:mariadb-java-client has Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

Summary When PAM dialog authentication is used, the connector can be coerced into sending the account password in cleartext over an insecure connection. A hostile or man-in-the-middle server can trigger this with the default configuration, disclosing the user's password. Details The...

CVE-2026-55857 MariaDB Connector/J: Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, PAM dialog authentication can be coerced into transmitting the account password over an insecure connection. The mysqlclearpassword plugin is gated behin...

EUVD-2026-68020

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, PAM dialog authentication can be coerced into transmitting the account password over an insecure connection. The mysqlclearpassword plugin is gated behin...

CVE-2026-55857 MariaDB Connector/J: Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, PAM dialog authentication can be coerced into transmitting the account password over an insecure connection. The mysqlclearpassword plugin is gated behin...

CVE-2026-55857

MariaDB Connector/J (versions prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9) is vulnerable to cleartext password transmission during PAM dialog authentication . The PAM handler SendPamAuthPacketFactory (referred to as dialog by the server) does not declare a secure-transport requirement and inherits t...

CVE-2026-55857 MariaDB Connector/J: Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, PAM dialog authentication can be coerced into transmitting the account password over an insecure connection. The mysqlclearpassword plugin is gated behin...

CVE-2026-55856 MariaDB Connector/J: Cleartext password disclosure to a MITM on the initial-handshake

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, when a Java application connects with sslMode=verify-full or sslMode=verify-ca, supplies a password, and does not configure serverSslCert or trustStore,...

EUVD-2026-68019

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, when a Java application connects with sslMode=verify-full or sslMode=verify-ca, supplies a password, and does not configure serverSslCert or trustStore,...

CVE-2026-55856 MariaDB Connector/J: Cleartext password disclosure to a MITM on the initial-handshake

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, when a Java application connects with sslMode=verify-full or sslMode=verify-ca, supplies a password, and does not configure serverSslCert or trustStore,...

CVE-2026-55856

MariaDB Connector/J (Java connector for MariaDB/MySQL databases) has a cleartext password disclosure vulnerability on the initial-handshake path. When an application connects with sslMode=verify-full or verify-ca, supplies a password, and does not configure serverSslCert or trustStore, the connec...

CVE-2026-55856 MariaDB Connector/J: Cleartext password disclosure to a MITM on the initial-handshake

MariaDB Connector/J is used to connect applications developed in Java to MariaDB and MySQL databases. Prior to 2.7.14, 3.3.5, 3.4.3, and 3.5.9, when a Java application connects with sslMode=verify-full or sslMode=verify-ca, supplies a password, and does not configure serverSslCert or trustStore,...