diff --git a/lib/classes/useragent.php b/lib/classes/useragent.php
index 26ccba912ab..7e0d40d0eaa 100644
--- a/lib/classes/useragent.php
+++ b/lib/classes/useragent.php
@@ -863,6 +863,9 @@ class core_useragent {
             } else if (self::is_ie() and !self::check_ie_version('9')) {
                 // IE < 9 doesn't support SVG. Say no.
                 $instance->supportssvg = false;
+            } else if (self::is_ie() and !self::check_ie_version('10') and self::check_ie_compatibility_view()) {
+                // IE 9 Compatibility View doesn't support SVG. Say no.
+                $instance->supportssvg = false;
             } else if (preg_match('#Android +[0-2]\.#', $instance->useragent)) {
                 // Android < 3 doesn't support SVG. Say no.
                 $instance->supportssvg = false;
diff --git a/lib/tests/theme_config_test.php b/lib/tests/theme_config_test.php
index 64be4cc3e12..3f88d227ace 100644
--- a/lib/tests/theme_config_test.php
+++ b/lib/tests/theme_config_test.php
@@ -82,7 +82,15 @@ class core_theme_config_testcase extends advanced_testcase {
             // IE9 on Windows 7.
             'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)' => true,
             // IE9 on Windows 7 in intranet mode.
-            'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Trident/5.0)' => true,
+            'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Trident/5.0)' => false,
+            // IE10 on Windows 8.
+            'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0; Touch)' => true,
+            // IE10 on Windows 8 in compatibility mode.
+            'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; Trident/6.0; Touch; .NET4.0E; .NET4.0C; Tablet PC 2.0)' => true,
+            // IE11 on Windows 8.
+            'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0)' => true,
+            // IE11 on Windows 8 in compatibility mode.
+            'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.3; Trident/7.0; .NET4.0E; .NET4.0C)' => true,
             // Chrome 11 on Windows.
             'Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US) AppleWebKit/534.17 (KHTML, like Gecko) Chrome/11.0.652.0 Safari/534.17' => true,
             // Chrome 22 on Windows.
@@ -102,7 +110,9 @@ class core_theme_config_testcase extends advanced_testcase {
             // Android browser 2.3 (HTC).
             'Mozilla/5.0 (Linux; U; Android 2.3.5; en-us; HTC Vision Build/GRI40) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1' => false,
             // Android browser 3.0 (Motorola).
-            'Mozilla/5.0 (Linux; U; Android 3.0; en-us; Xoom Build/HRI39) AppleWebKit/534.13 (KHTML, like Gecko) Version/4.0 Safari/534.13' => true
+            'Mozilla/5.0 (Linux; U; Android 3.0; en-us; Xoom Build/HRI39) AppleWebKit/534.13 (KHTML, like Gecko) Version/4.0 Safari/534.13' => true,
+            // Android browser 4.3 (Samsung GT-9505).
+            'Mozilla/5.0 (Linux; Android 4.3; it-it; SAMSUNG GT-I9505/I9505XXUEMJ7 Build/JSS15J) AppleWebKit/537.36 (KHTML, like Gecko) Version/1.5 Chrome/28.0.1500.94 Mobile Safari/537.36' => true
         );
         foreach ($useragents as $agent => $expected) {
             core_useragent::instance(true, $agent);
diff --git a/lib/tests/useragent_test.php b/lib/tests/useragent_test.php
index ddfadb8cafa..6ed05b060f5 100644
--- a/lib/tests/useragent_test.php
+++ b/lib/tests/useragent_test.php
@@ -138,6 +138,9 @@ class core_useragent_testcase extends basic_testcase {
             '530' => array(
                 'Nexus' => 'Mozilla/5.0 (Linux; U; Android 2.1; en-us; Nexus One Build/ERD62) AppleWebKit/530.17 (KHTML, like Gecko) Version/4.0 Mobile Safari/530.17 –Nexus'
             ),
+            '537' => array(
+                'Samsung GT-9505' => 'Mozilla/5.0 (Linux; Android 4.3; it-it; SAMSUNG GT-I9505/I9505XXUEMJ7 Build/JSS15J) AppleWebKit/537.36 (KHTML, like Gecko) Version/1.5 Chrome/28.0.1500.94 Mobile Safari/537.36'
+            )
         ),
         'Chrome' => array(
             '8' => array(
@@ -413,6 +416,66 @@ class core_useragent_testcase extends basic_testcase {
 
     }
 
+    /**
+     * Modifies $_SERVER['HTTP_USER_AGENT'] manually to check if supports_svg
+     * works as expected.
+     */
+    public function test_supports_svg() {
+        $this->assertTrue(core_useragent::supports_svg());
+
+        // MSIE 5.0 is not considered a browser at all: known false positive.
+        core_useragent::instance(true, $this->user_agents['MSIE']['5.0']['Windows 98']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['5.5']['Windows 2000']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['6.0']['Windows XP SP2']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['7.0']['Windows XP SP2']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['8.0']['Windows Vista']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['9.0']['Windows 7']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['9.0i']['Windows 7']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['10.0']['Windows 8']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['10.0i']['Windows 8']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['11.0']['Windows 8.1']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['MSIE']['11.0i']['Windows 8.1']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['WebKit Android']['525']['G1 Phone']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['WebKit Android']['530']['Nexus']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['WebKit Android']['537']['Samsung GT-9505']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['Opera']['9.0']['Windows XP']);
+        $this->assertFalse(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['Chrome']['8']['Mac OS X']);
+        $this->assertTrue(core_useragent::supports_svg());
+
+        core_useragent::instance(true, $this->user_agents['Firefox']['18.0']['Mac OS X']);
+        $this->assertTrue(core_useragent::supports_svg());
+    }
+
     /**
      * Test browser version classes functionality.
      */