Fixed #7126, less than sign followed by a space was interpreted as ma…

…rkup.
highcharts · Sep 11, 2017 · 10103d6 · 10103d6
1 parent fbbf3a7
commit 10103d6
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/js/parts/SvgRenderer.js b/js/parts/SvgRenderer.js
@@ -2392,7 +2392,10 @@ extend(SVGRenderer.prototype, /** @lends Highcharts.SVGRenderer.prototype */ {
 							/*= } =*/
 						}
 
-						span = unescapeEntities(span.replace(/<(.|\n)*?>/g, '') || ' ');
+						// Strip away unsupported HTML tags (#7126)
+						span = unescapeEntities(
+							span.replace(/<[a-zA-Z](.|\n)*?>/g, '') || ' '
+						);
 
 						// Nested tags aren't supported, and cause crash in Safari (#1596)
 						if (span !== ' ') {

diff --git a/samples/unit-tests/svgrenderer/text/demo.js b/samples/unit-tests/svgrenderer/text/demo.js
@@ -146,4 +146,11 @@ QUnit.test('HTML entities', function (assert) {
         'Hello & <tag>',
         'HTML entities decoded correctly'
     );
+
+    text = ren.text('a < b and c > d', 10, 60).add();
+    assert.strictEqual(
+        text.element.textContent,
+        'a < b and c > d',
+        'Tags don\'t start with spaces (#7126)'
+    );
 });