Someone change password

See these security-related documents, especially the first two for now.

If you think your Apple ID has been compromised https://support.apple.com/en-us/HT204145

Security and your Apple ID https://support.apple.com/en-us/HT201303

iCloud security overview  https://support.apple.com/en-us/HT202303

Ways to keep your information safe on Mac https://support.apple.com/en-gb/guide/mac-help/mh11402/mac

Using app-specific passwords https://support.apple.com/en-us/HT204397

Use Two-factor authentication for Apple ID https://support.apple.com/en-us/HT204915

For Apple Support help with your problem, use:

Get a call from Apple support to help solve your problem  https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362

Apple ID Support https://support.apple.com/apple-id

Apple Support Twitter https://twitter.com/AppleSupport

Apple ID account security for country-specific and region-specific

help https://support.apple.com/en-us/HT204169

Saeedal7osani Said:

"Someone change password: Someone change password and number the email:[...]"

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Modify your Credentials:

1. Modify: your login credentials (Using Both a New eMail and a New Password for each and all sites)
2. Associate: a different method of payment to your account
3. Enable: Two-Factor Authentication for Apple ID and for all other accounts that have such an applicable option