diff --git a/Userland/Libraries/LibWeb/DOM/Document.cpp b/Userland/Libraries/LibWeb/DOM/Document.cpp
index 0afe2b1391..2489aec6f4 100644
--- a/Userland/Libraries/LibWeb/DOM/Document.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Document.cpp
@@ -1256,7 +1256,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<ProcessingInstruction>> Document::create_pr
 
 JS::NonnullGCPtr<Range> Document::create_range()
 {
-    return Range::create(*this);
+    return Range::create(*this).release_value_but_fixme_should_propagate_errors();
 }
 
 // https://dom.spec.whatwg.org/#dom-document-createevent
diff --git a/Userland/Libraries/LibWeb/DOM/Range.cpp b/Userland/Libraries/LibWeb/DOM/Range.cpp
index b77d973f4a..4f2a6e35ac 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.cpp
+++ b/Userland/Libraries/LibWeb/DOM/Range.cpp
@@ -27,24 +27,24 @@ HashTable<Range*>& Range::live_ranges()
     return ranges;
 }
 
-JS::NonnullGCPtr<Range> Range::create(HTML::Window& window)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> Range::create(HTML::Window& window)
 {
     return Range::create(window.associated_document());
 }
 
-JS::NonnullGCPtr<Range> Range::create(Document& document)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> Range::create(Document& document)
 {
     auto& realm = document.realm();
-    return realm.heap().allocate<Range>(realm, document).release_allocated_value_but_fixme_should_propagate_errors();
+    return MUST_OR_THROW_OOM(realm.heap().allocate<Range>(realm, document));
 }
 
-JS::NonnullGCPtr<Range> Range::create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> Range::create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset)
 {
     auto& realm = start_container.realm();
-    return realm.heap().allocate<Range>(realm, start_container, start_offset, end_container, end_offset).release_allocated_value_but_fixme_should_propagate_errors();
+    return MUST_OR_THROW_OOM(realm.heap().allocate<Range>(realm, start_container, start_offset, end_container, end_offset));
 }
 
-JS::NonnullGCPtr<Range> Range::construct_impl(JS::Realm& realm)
+WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> Range::construct_impl(JS::Realm& realm)
 {
     auto& window = verify_cast<HTML::Window>(realm.global_object());
     return Range::create(window);
@@ -715,7 +715,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> Range::extract()
         TRY(fragment->append_child(clone));
 
         // 3. Let subrange be a new live range whose start is (original start node, original start offset) and whose end is (first partially contained child, first partially contained child’s length).
-        auto subrange = Range::create(original_start_node, original_start_offset, *first_partially_contained_child, first_partially_contained_child->length());
+        auto subrange = TRY(Range::create(original_start_node, original_start_offset, *first_partially_contained_child, first_partially_contained_child->length()));
 
         // 4. Let subfragment be the result of extracting subrange.
         auto subfragment = TRY(subrange->extract());
@@ -753,7 +753,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> Range::extract()
         TRY(fragment->append_child(clone));
 
         // 3. Let subrange be a new live range whose start is (last partially contained child, 0) and whose end is (original end node, original end offset).
-        auto subrange = Range::create(*last_partially_contained_child, 0, original_end_node, original_end_offset);
+        auto subrange = TRY(Range::create(*last_partially_contained_child, 0, original_end_node, original_end_offset));
 
         // 4. Let subfragment be the result of extracting subrange.
         auto subfragment = TRY(subrange->extract());
@@ -1016,7 +1016,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> Range::clone_the_content
         TRY(fragment->append_child(clone));
 
         // 3. Let subrange be a new live range whose start is (original start node, original start offset) and whose end is (first partially contained child, first partially contained child’s length).
-        auto subrange = Range::create(original_start_node, original_start_offset, *first_partially_contained_child, first_partially_contained_child->length());
+        auto subrange = TRY(Range::create(original_start_node, original_start_offset, *first_partially_contained_child, first_partially_contained_child->length()));
 
         // 4. Let subfragment be the result of cloning the contents of subrange.
         auto subfragment = TRY(subrange->clone_the_contents());
@@ -1055,7 +1055,7 @@ WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentFragment>> Range::clone_the_content
         TRY(fragment->append_child(clone));
 
         // 3. Let subrange be a new live range whose start is (last partially contained child, 0) and whose end is (original end node, original end offset).
-        auto subrange = Range::create(*last_partially_contained_child, 0, original_end_node, original_end_offset);
+        auto subrange = TRY(Range::create(*last_partially_contained_child, 0, original_end_node, original_end_offset));
 
         // 4. Let subfragment be the result of cloning the contents of subrange.
         auto subfragment = TRY(subrange->clone_the_contents());
diff --git a/Userland/Libraries/LibWeb/DOM/Range.h b/Userland/Libraries/LibWeb/DOM/Range.h
index 480cdb3a4e..1f046b75e4 100644
--- a/Userland/Libraries/LibWeb/DOM/Range.h
+++ b/Userland/Libraries/LibWeb/DOM/Range.h
@@ -26,10 +26,10 @@ class Range final : public AbstractRange {
     WEB_PLATFORM_OBJECT(Range, AbstractRange);
 
 public:
-    static JS::NonnullGCPtr<Range> create(Document&);
-    static JS::NonnullGCPtr<Range> create(HTML::Window&);
-    static JS::NonnullGCPtr<Range> create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
-    static JS::NonnullGCPtr<Range> construct_impl(JS::Realm&);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> create(Document&);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> create(HTML::Window&);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> create(Node& start_container, u32 start_offset, Node& end_container, u32 end_offset);
+    static WebIDL::ExceptionOr<JS::NonnullGCPtr<Range>> construct_impl(JS::Realm&);
 
     virtual ~Range() override;
 
diff --git a/Userland/Libraries/LibWeb/Selection/Selection.cpp b/Userland/Libraries/LibWeb/Selection/Selection.cpp
index 45297716f1..77c050a246 100644
--- a/Userland/Libraries/LibWeb/Selection/Selection.cpp
+++ b/Userland/Libraries/LibWeb/Selection/Selection.cpp
@@ -187,7 +187,7 @@ WebIDL::ExceptionOr<void> Selection::collapse(JS::GCPtr<DOM::Node> node, unsigne
         return {};
 
     // 4. Otherwise, let newRange be a new range.
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
 
     // 5. Set the start the start and the end of newRange to (node, offset).
     TRY(new_range->set_start(*node, offset));
@@ -214,7 +214,7 @@ WebIDL::ExceptionOr<void> Selection::collapse_to_start()
     }
 
     // 2. Otherwise, it must create a new range
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
 
     // 3. Set the start both its start and end to the start of this's range
     TRY(new_range->set_start(*anchor_node(), m_range->start_offset()));
@@ -234,7 +234,7 @@ WebIDL::ExceptionOr<void> Selection::collapse_to_end()
     }
 
     // 2. Otherwise, it must create a new range
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
 
     // 3. Set the start both its start and end to the start of this's range
     TRY(new_range->set_start(*anchor_node(), m_range->end_offset()));
@@ -266,7 +266,7 @@ WebIDL::ExceptionOr<void> Selection::extend(JS::NonnullGCPtr<DOM::Node> node, un
     auto new_focus_offset = offset;
 
     // 4. Let newRange be a new range.
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
 
     // 5. If node's root is not the same as the this's range's root, set the start newRange's start and end to newFocus.
     if (&node->root() != &m_range->start_container()->root()) {
@@ -315,7 +315,7 @@ WebIDL::ExceptionOr<void> Selection::set_base_and_extent(JS::NonnullGCPtr<DOM::N
     // 3. Let anchor be the boundary point (anchorNode, anchorOffset) and let focus be the boundary point (focusNode, focusOffset).
 
     // 4. Let newRange be a new range.
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
 
     // 5. If anchor is before focus, set the start the newRange's start to anchor and its end to focus. Otherwise, set the start them to focus and anchor respectively.
     auto position_of_anchor_relative_to_focus = DOM::position_of_boundary_point_relative_to_other_boundary_point(anchor_node, anchor_offset, focus_node, focus_offset);
@@ -348,7 +348,7 @@ WebIDL::ExceptionOr<void> Selection::select_all_children(JS::NonnullGCPtr<DOM::N
         return {};
 
     // 2. Let newRange be a new range and childCount be the number of children of node.
-    auto new_range = DOM::Range::create(*m_document);
+    auto new_range = TRY(DOM::Range::create(*m_document));
     auto child_count = node->child_count();
 
     // 3. Set newRange's start to (node, 0).