OFICIAL AWS What's New

Amazon RDS for MySQL now supports new minor version 8.4.11

What happened
Based on AWS What's New · Aug 24, 2026

Amazon RDS for MySQL now supports version 8.4.11, introducing post-quantum TLS encryption and security fixes from the MySQL community.

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Amazon RDS for MySQL now supports new minor version 8.4.11
AWS What's New — Amazon Web Services
Key points
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Starting today, Amazon Relational Database Service (Amazon RDS) for MySQL supports MySQL minor version 8.4.11, the latest minor released by community MySQL.
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In addition to operational improvements, MySQL 8.4.11 presents support for post-quantum TLS (PQ-TLS) key exchange, providing you with post-quantum cryptography options for encrypting your data in-transit.
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We recommend upgrading to the newer minor versions to accept fixes for CVEs in prior versions of MySQL and to benefit from bug fixes, performance improvements, and new functionality added by the MySQL community.
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\n \nYou can leverage automatic minor version upgrades to automatically upgrade your databases to more recent minor versions during scheduled maintenance windows.

Amazon Relational Database Service (Amazon RDS) for MySQL now supports MySQL minor version 8.4.11, released by the MySQL community. The update includes operational improvements and introduces post-quantum TLS (PQ-TLS) key exchange, offering enhanced cryptographic options for encrypting data in transit. Users are advised to upgrade to address known vulnerabilities in prior versions and benefit from performance enhancements and new features introduced by the MySQL community.

Amazon RDS provides tools to simplify the upgrade process. Users can enable automatic minor version upgrades to apply updates during scheduled maintenance windows. Alternatively, Amazon RDS Managed Blue/Green deployments allow safer and simpler updates to MySQL instances with reduced downtime and risk.

Amazon RDS for MySQL simplifies database setup, operation, and scaling in the cloud. The service automates administrative tasks such as hardware provisioning, database configuration, patching, and backups, reducing operational overhead for users.

Pricing and regional availability details for Amazon RDS for MySQL are available on the service’s pricing page. Users can create or update fully managed MySQL databases through the Amazon RDS Management Console.

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