MariaDB 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...

NPM: MariaDB has Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials

NPM: MariaDB has Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials vulnerability discovered by ? in WordPress Npm mariadb versions 3.2.4...

CVE-2026-55854 MariaDB Connector/Node.js: Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials in mariadb

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to 3.2.4, 3.3.3, 3.4.6, and 3.5.3, MariaDB Connector/Node.js can disclose an account password when PAM dialog authentication is negotiated over an insecure transport. In...

CVE-2026-55854

MariaDB Connector/Node.js can disclose an account password in cleartext when PAM dialog authentication is negotiated over an insecure transport. The root cause is in lib/cmd/handshake/auth/pam-password-auth.js and lib/cmd/handshake/authentication.js, where SendPamAuthPacketFactory lacked the secu...

EUVD-2026-68010

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to 3.2.4, 3.3.3, 3.4.6, and 3.5.3, MariaDB Connector/Node.js can disclose an account password when PAM dialog authentication is negotiated over an insecure transport. In...

CVE-2026-55854 MariaDB Connector/Node.js: Cleartext Transmission of Sensitive Information and Insufficiently Protected Credentials in mariadb

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to 3.2.4, 3.3.3, 3.4.6, and 3.5.3, MariaDB Connector/Node.js can disclose an account password when PAM dialog authentication is negotiated over an insecure transport. In...

CVE-2026-55215

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to versions 3.3.3, 3.4.6, and 3.5.3, when ssl is enabled without a pinned CA or server certificate, MariaDB Connector/Node.js sends credentials before completing certificate...

MariaDB's connector leaks the cleartext password to an MitM despite `ssl: true`

Summary When SSL/TLS is enabled but no CA / server certificate is provided, the connector verifies the server's identity using fingerprint validation. The check is effective, the connection is ultimately rejected when it fails, but it happens after the authentication exchange. As a result, the...

GHSA-CQHC-2H57-WPXF MariaDB's connector leaks the cleartext password to an MitM despite `ssl: true`

Summary When SSL/TLS is enabled but no CA / server certificate is provided, the connector verifies the server's identity using fingerprint validation. The check is effective, the connection is ultimately rejected when it fails, but it happens after the authentication exchange. As a result, the...

NPM: MariaDB's connector leaks the cleartext password to an MitM despite `ssl: true`

NPM: MariaDB's connector leaks the cleartext password to an MitM despite ssl: true vulnerability discovered by ? in WordPress Npm mariadb versions 3.2.4...

CVE-2026-55215 MariaDB Connector/Node.js: Connector leaks the cleartext password to an MitM despite `ssl: true`

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to versions 3.3.3, 3.4.6, and 3.5.3, when ssl is enabled without a pinned CA or server certificate, MariaDB Connector/Node.js sends credentials before completing certificate...

CVE-2026-55215 MariaDB Connector/Node.js: Connector leaks the cleartext password to an MitM despite `ssl: true`

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to versions 3.3.3, 3.4.6, and 3.5.3, when ssl is enabled without a pinned CA or server certificate, MariaDB Connector/Node.js sends credentials before completing certificate...

CVE-2026-55215

MariaDB Connector/Node.js is vulnerable to cleartext password disclosure via a man-in-the-middle attack when ssl: true is set without a pinned CA or server certificate. The root cause lies in the TLS handshake logic: in handshake.js, a server selecting mysql_clear_password as the initial authenti...

EUVD-2026-67869

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to versions 3.3.3, 3.4.6, and 3.5.3, when ssl is enabled without a pinned CA or server certificate, MariaDB Connector/Node.js sends credentials before completing certificate...

PT-2026-83375

Name of the Vulnerable Software and Affected Versions MariaDB Connector/R2DBC versions prior to 1.4.1 Description 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 the character set client variable throu...

PT-2026-83374

Name of the Vulnerable Software and Affected Versions MariaDB Connector/J versions prior to 2.7.14 MariaDB Connector/J versions prior to 3.3.5 MariaDB Connector/J versions prior to 3.4.3 MariaDB Connector/J versions prior to 3.5.9 Description The connector encodes and decodes protocol text and...

PT-2026-83237

Name of the Vulnerable Software and Affected Versions MariaDB Connector/Node.js versions prior to 3.2.4 MariaDB Connector/Node.js versions 3.3.0 through 3.3.2 MariaDB Connector/Node.js versions 3.4.0 through 3.4.5 MariaDB Connector/Node.js versions 3.5.0 through 3.5.2 Description When SSL is...

PT-2026-83373

Name of the Vulnerable Software and Affected Versions MariaDB Connector/J versions prior to 2.7.14 MariaDB Connector/J versions prior to 3.3.5 MariaDB Connector/J versions prior to 3.4.3 MariaDB Connector/J versions prior to 3.5.9 Description When using PAM dialog authentication, the connector ca...

PT-2026-83348

Name of the Vulnerable Software and Affected Versions MariaDB Connector/Node.js versions prior to 3.2.4 MariaDB Connector/Node.js versions prior to 3.3.3 MariaDB Connector/Node.js versions prior to 3.4.6 MariaDB Connector/Node.js versions prior to 3.5.3 Description MariaDB Connector/Node.js can...

PT-2026-83376

Name of the Vulnerable Software and Affected Versions MariaDB Connector/R2DBC versions prior to 1.4.1 Description The driver does not require a secure transport before using clear-text password authentication plugins. A hostile or man-in-the-middle MariaDB server can send an AuthSwitchRequest...