Highlights
Auth Bypass: 2 prior fixes. Scrutinize any change in this area.
org.mariadb.r2dbc.authentication: most-fixed (1 issue). Treat as high-risk during review.
2 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Auth Bypass: Misconfigured or missing trust certificates on the classpath could silently fall back to default system trust stores, failing to guarantee expected certificate pinning and risking man-in-the-middle attacks.
SQL Injection: Directly concatenating connection-option session variables into initialization SQL statements allows attackers who control connection configuration properties to execute arbitrary SQL.
Information Disclosure: Insecure authentication exchanges can expose plaintext credentials over unencrypted, remote networks if clear-text plugins do not explicitly restrict execution to TLS or unix socket transports.