Change passwords APIedit

Changes the passwords of users in the native realm and built-in users.


POST /_security/user/_password

POST /_security/user/<username>/_password


  • Every user can change their own password. Users with the manage_security privilege can change passwords of other users.


You can use the create user API to update everything but a user’s username and password. This API changes a user’s password.

For more information about the native realm, see Realms and Native user authentication.

Path parametersedit

(Optional, string) The user whose password you want to change. If you do not specify this parameter, the password is changed for the current user.

Request bodyedit


(string) The new password value. Passwords must be at least 6 characters long.

One of password or password_hash is required.


(string) A hash of the new password value. This must be produced using the same hashing algorithm as has been configured for password storage. For more details, see the explanation of the setting in User cache and password hash algorithms.

Using this parameter allows the client to pre-hash the password for performance and/or confidentiality reasons.

The password parameter and the password_hash parameter cannot be used in the same request.


The following example updates the password for the jacknich user:

POST /_security/user/jacknich/_password
  "password" : "new-test-password"

A successful call returns an empty JSON structure.