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fix : prevent reflected XSS by encoding var_export() output #623

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fix : prevent reflected XSS by encoding var_export() output #623

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6 changes: 3 additions & 3 deletions examples/recaptcha-request-curl.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret and the CurlPost request method.
Expand All @@ -111,15 +111,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-request-curl.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-request-curl.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down
6 changes: 3 additions & 3 deletions examples/recaptcha-request-post.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret and the Post request method.
Expand All @@ -110,15 +110,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-request-post.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-request-post.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down
6 changes: 3 additions & 3 deletions examples/recaptcha-request-socket.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -85,7 +85,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret and the SocketPost request method.
Expand All @@ -109,15 +109,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-request-socket.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-request-socket.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down
6 changes: 3 additions & 3 deletions examples/recaptcha-v2-checkbox-explicit.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret
Expand Down Expand Up @@ -113,15 +113,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-v2-checkbox-explicit.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-v2-checkbox-explicit.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down
6 changes: 3 additions & 3 deletions examples/recaptcha-v2-checkbox.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret
Expand Down Expand Up @@ -113,15 +113,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-v2-checkbox.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-v2-checkbox.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down
6 changes: 3 additions & 3 deletions examples/recaptcha-v2-invisible.php
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@
// In production, *always* sanitise and validate your input'
?>
<h2><kbd>POST</kbd> data</h2>
<kbd><pre><?php var_export($_POST); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($_POST, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<?php
// If the form submission includes the "g-captcha-response" field
// Create an instance of the service using your secret
Expand Down Expand Up @@ -113,15 +113,15 @@
// If the response is a success, that's it!
?>
<h2>Success!</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>That's it. Everything is working. Go integrate this into your real project.</p>
<p><a href="/recaptcha-v2-invisible.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
<?php
} else {
// If it's not successful, then one or more error codes will be returned.
?>
<h2>Something went wrong</h2>
<kbd><pre><?php var_export($resp); ?></pre></kbd>
<kbd><pre><?php echo htmlspecialchars(print_r($resp, true), ENT_QUOTES | ENT_HTML5, 'UTF-8'); ?></pre></kbd>
<p>Check the error code reference at <kbd><a href="https://developers.google.com/recaptcha/docs/verify#error-code-reference">https://developers.google.com/recaptcha/docs/verify#error-code-reference</a></kbd>.
<p><strong>Note:</strong> Error code <kbd>missing-input-response</kbd> may mean the user just didn't complete the reCAPTCHA.</p>
<p><a href="/recaptcha-v2-invisible.php"><span aria-hidden="true">⤴️</span> Try again</a></p>
Expand Down