Manual:$wgCrossSiteAJAXdomains/ja

詳細
Allows Ajax requests from certain domains to make cross-site requests to a wiki's API (see for example usage). これは Access-Control-Allow-Origin HTTP ヘッダーを使用します. Note that some older browsers don't support this. This only affects requests to the API. Other entry points (index.php) are not affected.

The value must be a list of allowed domain names, which can include shell-style wildcards ( to match any character,   to match any number (including zero) of characters). An empty array means no external access is allowed.

Some examples:

Allow any domain to access the API via Ajax (This is insecure):

Allow two specific domains:

Allow all subdomains of a domain (including "deep" subdomains such as ):

使用例は 9624 を参照してください.

Until MediaWiki 1.34, there could be logs  referring to the wiki itself, which could be fixed by adding the wiki’s server name in this parameter to avoid these logs. This was fixed in MediaWiki 1.35 in T243908.