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All: add Content-Security-Policy-Report-Only header to all wordpress sites #463

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Merged
merged 7 commits into from
Sep 11, 2024
Merged

All: add Content-Security-Policy-Report-Only header to all wordpress sites #463

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b9e7b71
All: add Content-Security-Policy-Report-Only header to all wordpress …
timmywil Aug 19, 2024
26cacf0
fixup! use wp_headers filter; use random bytes for nonce
timmywil Aug 20, 2024
8418c53
fixup! wp_headers filter -> send_headers action
timmywil Aug 20, 2024
ba38f36
fixup! deprecated report-uri -> report-to
timmywil Aug 20, 2024
318cea7
fixup! remove now unnecessary hash for typesense
timmywil Aug 24, 2024
92228a4
fixup! send csp report header on staging
timmywil Aug 25, 2024
8cbee1f
fixup! add Reporting-Endpoints header; add report-uri as well
timmywil Sep 11, 2024
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8 changes: 8 additions & 0 deletions themes/api.jquery.com/functions.php
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
<?php

// Allow inline scripts and styles in API demos
add_filter( 'jq_content_security_policy', function ( $policy ) {
$policy[ 'script-src' ] = "'self' 'unsafe-inline' code.jquery.com";
$policy[ 'style-src' ] = "'self' 'unsafe-inline'";
return $policy;
} );
7 changes: 7 additions & 0 deletions themes/api.jquerymobile.com/functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -28,3 +28,10 @@ function jq_mobile_api_version_current() {
$thisVersion[ 1 ] :
jq_mobile_api_version_latest();
}

// Allow inline scripts and styles in API demos
add_filter( 'jq_content_security_policy', function ( $policy ) {
$policy[ 'script-src' ] = "'self' 'unsafe-inline' code.jquery.com";
$policy[ 'style-src' ] = "'self' 'unsafe-inline'";
return $policy;
} );
7 changes: 7 additions & 0 deletions themes/api.jqueryui.com/functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -24,3 +24,10 @@ function jq_ui_api_version_current() {
$thisVersion[ 1 ] :
jq_ui_api_version_latest();
}

// Allow inline scripts and styles in API demos
add_filter( 'jq_content_security_policy', function ( $policy ) {
$policy[ 'script-src' ] = "'self' 'unsafe-inline' code.jquery.com";
$policy[ 'style-src' ] = "'self' 'unsafe-inline'";
return $policy;
} );
45 changes: 45 additions & 0 deletions themes/jquery/functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -251,3 +251,48 @@ function jq_image_posted_on() {

return $classes;
} );

/**
* Content Security Policy
*/
function jq_content_security_policy() {
if ( !JQUERY_STAGING ) {
return;
}
$nonce = bin2hex( random_bytes( 8 ) );
$report_url = 'https://csp-report-api.openjs-foundation.workers.dev/';
$policy = array(
'default-src' => "'self'",
'script-src' => "'self' 'nonce-$nonce' code.jquery.com",
// The nonce is here so inline scripts can be used in the theme
'style-src' => "'self' 'nonce-$nonce'",
// data: SVG images are used in typesense
'img-src' => "'self' data:",
'connect-src' => "'self' typesense.jquery.com",
'font-src' => "'self'",
'object-src' => "'none'",
'media-src' => "'self'",
'frame-src' => "'self'",
'child-src' => "'self'",
'form-action' => "'self'",
'frame-ancestors' => "'none'",
'base-uri' => "'self'",
'block-all-mixed-content' => '',
'report-to' => 'csp-endpoint',
// Add report-uri for Firefox, which
// does not yet support report-to
'report-uri' => $report_url,
);

$policy = apply_filters( 'jq_content_security_policy', $policy );

$policy_string = '';
foreach ( $policy as $key => $value ) {
$policy_string .= $key . ' ' . $value . '; ';
}

header( 'Reporting-Endpoints: csp-endpoint="' . $report_url . '"' );
header( 'Content-Security-Policy-Report-Only: ' . $policy_string );
}

add_action( 'send_headers', 'jq_content_security_policy' );
1 change: 0 additions & 1 deletion themes/jquery/header.php
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,6 @@
<meta http-equiv="X-UA-Compatible" content="IE=edge">

<title><?php
global $page, $paged;
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This was a carryover from the default Wordpress header.php, but these variables are not used.

wp_title( '|', true, 'right' );
bloginfo( 'name' );
$site_description = get_bloginfo( 'description', 'display' );
Expand Down