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PHPMailer · Jun 2, 2020 · 1d84f39 · 1d84f39
1 parent a30835e
commit 1d84f39
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/Validator.php b/src/Validator.php
@@ -50,8 +50,10 @@ public function validate(): array
             $signatureToProcess = preg_replace('/\s+/', '', $signature);
             //Split into tags
             $dkimTags = explode(';', $signatureToProcess);
-            if(end($dkimTags) === '')
+            //Drop an empty last element caused by a trailing semi-colon
+            if (end($dkimTags) === '') {
                 array_pop($dkimTags);
+            }
             foreach ($dkimTags as $tagIndex => $tagContent) {
                 [$tagName, $tagValue] = explode('=', trim($tagContent), 2);
                 unset($dkimTags[$tagIndex]);