v.25.3Improvement

Previously, a Replicated database could print credentials

Previously, a Replicated database could print credentials specified in a query to logs. This behaviour is fixed. This closes: #77123. #77133 (Nikita Mikhaylov).
Fixed a security issue where a Replicated database could print credentials specified in a query to logs.

Why it matters

This feature resolves a security vulnerability in Replicated databases by preventing sensitive credential information from being exposed in server logs, thereby protecting user privacy and enhancing the overall security of the system.

How to use it

The fix is applied automatically with the upgrade to the new ClickHouse version; no additional user actions are required to enable this security improvement.