Manual:$wgPopularPasswordFile

Miscellaneous settings: $wgPopularPasswordFile
Where popular password file is located.
Introduced in version:1.27.0 (Gerrit change 254754; git #2d15dcfc)
Deprecated in version:1.33.0 (Gerrit change 481501; git #0d3807c5)
Removed in version:1.35.0 (Gerrit change 604728; git #a26c1c8e)
Allowed values:(string)
Default value:__DIR__ . '/password/commonpasswords.cdb' (1.32-1.34)
__DIR__ . '/../serialized/commonpasswords.cdb' (1.27-1.31)

Details edit

Default in core contains 10,000 most popular. This config allows you to change which file, in case you want to generate a password file with > 10,000 entries in it.

See maintenance/createCommonPasswordCdb.php

See also edit