diff --git a/ext/standard/file.c b/ext/standard/file.c
index a7b73f1fe56eb..4a83edd87c983 100644
--- a/ext/standard/file.c
+++ b/ext/standard/file.c
@@ -1446,6 +1446,11 @@ PHPAPI zend_result php_copy_file_ctx(const char *src, const char *dest, int src_
 	php_stream_statbuf src_s, dest_s;
 	int src_stat_flags = (src_flags & STREAM_DISABLE_OPEN_BASEDIR) ? PHP_STREAM_URL_STAT_IGNORE_OPEN_BASEDIR : 0;
 
+	if (!dest||!*dest) {
+		zend_argument_value_error(2, "cannot be empty");
+		return FAILURE;
+	}
+
 	switch (php_stream_stat_path_ex(src, src_stat_flags, &src_s, ctx)) {
 		case -1:
 			/* non-statable stream */
diff --git a/ext/standard/tests/file/copy_empty_path.phpt b/ext/standard/tests/file/copy_empty_path.phpt
new file mode 100644
index 0000000000000..efa493bc4fbe6
--- /dev/null
+++ b/ext/standard/tests/file/copy_empty_path.phpt
@@ -0,0 +1,31 @@
+--TEST--
+copy() throws ValueError when source or destination is empty
+--FILE--
+<?php
+
+$dir = __DIR__;
+
+file_put_contents($dir . "/foo.txt", "test");
+
+try {
+    copy("", $dir . "/bar.txt");
+} catch (ValueError $e) {
+    echo $e->getMessage(), PHP_EOL;
+}
+
+try {
+    copy($dir . "/foo.txt", "");
+} catch (ValueError $e) {
+    echo $e->getMessage(), PHP_EOL;
+}
+
+?>
+--CLEAN--
+<?php
+$dir = __DIR__;
+@unlink($dir . "/foo.txt");
+@unlink($dir . "/bar.txt");
+?>
+--EXPECT--
+Path must not be empty
+copy(): Argument #2 ($to) cannot be empty