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Sanitise displayinterval,speed and scale parameters. Fixes GHSA-pjjm-3qxp-6hj8
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@@ -212,7 +212,7 @@ if (isset($_REQUEST['fit']))
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$fitMode = validCardinal($_REQUEST['fit']);
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if (isset($_REQUEST['scale']))
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$defaultScale = validHtmlStr($_REQUEST['scale']);
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$defaultScale = validCardinal($_REQUEST['scale']);
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else
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$defaultScale = 1;
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@@ -236,7 +236,7 @@ for ( $i = 0; $i < count($speeds); $i++ ) {
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$initialDisplayInterval = 1000;
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if (isset($_REQUEST['displayinterval']))
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$initialDisplayInterval = validHtmlStr($_REQUEST['displayinterval']);
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$initialDisplayInterval = validCardinal($_REQUEST['displayinterval']);
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$minTimeSecs = $maxTimeSecs = 0;
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if (isset($minTime) && isset($maxTime)) {
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