3624
MariaDBERRORNotableAccess ControlHIGH confidence
Operation not permitted for anonymous user
Production Risk
Low — Operation fails; anonymous user access is unchanged.
How to reproduce
trigger — this will error
trigger — this will error
GRANT ROLE_NAME TO ''@'%';
expected output
ERROR 3624 (HY000): Operation not permitted for anonymous user.
Fix
Use named user accounts
Use named user accounts
CREATE USER 'app_user'@'%' IDENTIFIED BY 'password'; GRANT app_role TO 'app_user'@'%';
Why this works
Creates a named account that supports roles and advanced features.
What not to do
✕
Version notes
Sources
Official documentation ↗
MySQL 8.0 — 3624 ER_WRONG_USAGE_WITH_ANONYMOUS_USER
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