diff --git a/package-lock.json b/package-lock.json
index d01848e0336..d0e83273504 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,6 +41,7 @@
         "@types/prismjs": "^1.26.0",
         "@types/react": "^18.0.8",
         "@types/react-dom": "^18.0.3",
+        "@types/trusted-types": "^2.0.7",
         "@typescript-eslint/eslint-plugin": "^7.8.0",
         "@typescript-eslint/parser": "^7.8.0",
         "child-process-promise": "^2.2.1",
@@ -8357,6 +8358,13 @@
       "integrity": "sha512-Q5vtl1W5ue16D+nIaW8JWebSSraJVlK+EthKn7e7UcD4KWsaSJ8BqGPXNaPghgtcn/fhvrN17Tv8ksUsQpiplw==",
       "dev": true
     },
+    "node_modules/@types/trusted-types": {
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/@types/trusted-types/-/trusted-types-2.0.7.tgz",
+      "integrity": "sha512-ScaPdn1dQczgbl0QFTeTOmVHFULt394XJgOQNoyVhZ6r2vLnMLJfBPd53SB52T/3G36VI1/g2MZaX0cwDuXsfw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/unist": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/@types/unist/-/unist-2.0.6.tgz",
@@ -42704,6 +42712,12 @@
       "integrity": "sha512-Q5vtl1W5ue16D+nIaW8JWebSSraJVlK+EthKn7e7UcD4KWsaSJ8BqGPXNaPghgtcn/fhvrN17Tv8ksUsQpiplw==",
       "dev": true
     },
+    "@types/trusted-types": {
+      "version": "2.0.7",
+      "resolved": "https://registry.npmjs.org/@types/trusted-types/-/trusted-types-2.0.7.tgz",
+      "integrity": "sha512-ScaPdn1dQczgbl0QFTeTOmVHFULt394XJgOQNoyVhZ6r2vLnMLJfBPd53SB52T/3G36VI1/g2MZaX0cwDuXsfw==",
+      "dev": true
+    },
     "@types/unist": {
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/@types/unist/-/unist-2.0.6.tgz",
diff --git a/package.json b/package.json
index e50d1759cb0..e8b913dd2cd 100644
--- a/package.json
+++ b/package.json
@@ -136,6 +136,7 @@
     "@types/prismjs": "^1.26.0",
     "@types/react": "^18.0.8",
     "@types/react-dom": "^18.0.3",
+    "@types/trusted-types": "^2.0.7",
     "@typescript-eslint/eslint-plugin": "^7.8.0",
     "@typescript-eslint/parser": "^7.8.0",
     "child-process-promise": "^2.2.1",
diff --git a/packages/lexical-clipboard/src/clipboard.ts b/packages/lexical-clipboard/src/clipboard.ts
index b8511cbd619..3de6860e998 100644
--- a/packages/lexical-clipboard/src/clipboard.ts
+++ b/packages/lexical-clipboard/src/clipboard.ts
@@ -154,7 +154,10 @@ export function $insertDataTransferForRichText(
   if (htmlString) {
     try {
       const parser = new DOMParser();
-      const dom = parser.parseFromString(htmlString, 'text/html');
+      const dom = parser.parseFromString(
+        trustHTML(htmlString) as string,
+        'text/html',
+      );
       const nodes = $generateNodesFromDOM(editor, dom);
       return $insertGeneratedNodes(editor, nodes, selection);
     } catch {
@@ -192,6 +195,16 @@ export function $insertDataTransferForRichText(
   }
 }
 
+function trustHTML(html: string): string | TrustedHTML {
+  if (window.trustedTypes && window.trustedTypes.createPolicy) {
+    const policy = window.trustedTypes.createPolicy('lexical', {
+      createHTML: (input) => input,
+    });
+    return policy.createHTML(html);
+  }
+  return html;
+}
+
 /**
  * Inserts Lexical nodes into the editor using different strategies depending on
  * some simple selection-based heuristics. If you're looking for a generic way to
diff --git a/packages/lexical-playground/src/nodes/ExcalidrawNode/ExcalidrawComponent.tsx b/packages/lexical-playground/src/nodes/ExcalidrawNode/ExcalidrawComponent.tsx
index 646d0004a38..5a45068469e 100644
--- a/packages/lexical-playground/src/nodes/ExcalidrawNode/ExcalidrawComponent.tsx
+++ b/packages/lexical-playground/src/nodes/ExcalidrawNode/ExcalidrawComponent.tsx
@@ -11,6 +11,7 @@ import type {NodeKey} from 'lexical';
 
 import {AppState, BinaryFiles} from '@excalidraw/excalidraw/types/types';
 import {useLexicalComposerContext} from '@lexical/react/LexicalComposerContext';
+import {useLexicalEditable} from '@lexical/react/useLexicalEditable';
 import {useLexicalNodeSelection} from '@lexical/react/useLexicalNodeSelection';
 import {mergeRegister} from '@lexical/utils';
 import {
@@ -40,6 +41,7 @@ export default function ExcalidrawComponent({
   height: 'inherit' | number;
 }): JSX.Element {
   const [editor] = useLexicalComposerContext();
+  const isEditable = useLexicalEditable();
   const [isModalOpen, setModalOpen] = useState<boolean>(
     data === '[]' && editor.isEditable(),
   );
@@ -66,16 +68,13 @@ export default function ExcalidrawComponent({
     [editor, isSelected, nodeKey],
   );
 
-  // Set editor to readOnly if Excalidraw is open to prevent unwanted changes
   useEffect(() => {
-    if (isModalOpen) {
-      editor.setEditable(false);
-    } else {
-      editor.setEditable(true);
+    if (!isEditable) {
+      if (isSelected) {
+        clearSelection();
+      }
+      return;
     }
-  }, [isModalOpen, editor]);
-
-  useEffect(() => {
     return mergeRegister(
       editor.registerCommand(
         CLICK_COMMAND,
@@ -113,7 +112,15 @@ export default function ExcalidrawComponent({
         COMMAND_PRIORITY_LOW,
       ),
     );
-  }, [clearSelection, editor, isSelected, isResizing, $onDelete, setSelected]);
+  }, [
+    clearSelection,
+    editor,
+    isSelected,
+    isResizing,
+    $onDelete,
+    setSelected,
+    isEditable,
+  ]);
 
   const deleteNode = useCallback(() => {
     setModalOpen(false);
@@ -130,9 +137,6 @@ export default function ExcalidrawComponent({
     aps: Partial<AppState>,
     fls: BinaryFiles,
   ) => {
-    if (!editor.isEditable()) {
-      return;
-    }
     return editor.update(() => {
       const node = $getNodeByKey(nodeKey);
       if ($isExcalidrawNode(node)) {
@@ -198,20 +202,21 @@ export default function ExcalidrawComponent({
 
   return (
     <>
-      <ExcalidrawModal
-        initialElements={elements}
-        initialFiles={files}
-        initialAppState={appState}
-        isShown={isModalOpen}
-        onDelete={deleteNode}
-        onClose={closeModal}
-        onSave={(els, aps, fls) => {
-          editor.setEditable(true);
-          setData(els, aps, fls);
-          setModalOpen(false);
-        }}
-        closeOnClickOutside={false}
-      />
+      {isEditable && isModalOpen && (
+        <ExcalidrawModal
+          initialElements={elements}
+          initialFiles={files}
+          initialAppState={appState}
+          isShown={isModalOpen}
+          onDelete={deleteNode}
+          onClose={closeModal}
+          onSave={(els, aps, fls) => {
+            setData(els, aps, fls);
+            setModalOpen(false);
+          }}
+          closeOnClickOutside={false}
+        />
+      )}
       {elements.length > 0 && (
         <button
           ref={buttonRef}
@@ -225,7 +230,7 @@ export default function ExcalidrawComponent({
             width={width}
             height={height}
           />
-          {isSelected && (
+          {isSelected && isEditable && (
             <div
               className="image-edit-button"
               role="button"
@@ -234,7 +239,7 @@ export default function ExcalidrawComponent({
               onClick={openModal}
             />
           )}
-          {(isSelected || isResizing) && (
+          {(isSelected || isResizing) && isEditable && (
             <ImageResizer
               buttonRef={captionButtonRef}
               showCaption={true}
diff --git a/packages/lexical-playground/src/plugins/TableHoverActionsPlugin/index.tsx b/packages/lexical-playground/src/plugins/TableHoverActionsPlugin/index.tsx
index 4c88e8d52b3..44fc3368a02 100644
--- a/packages/lexical-playground/src/plugins/TableHoverActionsPlugin/index.tsx
+++ b/packages/lexical-playground/src/plugins/TableHoverActionsPlugin/index.tsx
@@ -7,6 +7,7 @@
  */
 
 import {useLexicalComposerContext} from '@lexical/react/LexicalComposerContext';
+import {useLexicalEditable} from '@lexical/react/useLexicalEditable';
 import {
   $getTableColumnIndexFromTableCellNode,
   $getTableRowIndexFromTableCellNode,
@@ -32,8 +33,9 @@ function TableHoverActionsContainer({
   anchorElem,
 }: {
   anchorElem: HTMLElement;
-}): JSX.Element {
+}): JSX.Element | null {
   const [editor] = useLexicalComposerContext();
+  const isEditable = useLexicalEditable();
   const [isShownRow, setShownRow] = useState<boolean>(false);
   const [isShownColumn, setShownColumn] = useState<boolean>(false);
   const [shouldListenMouseMove, setShouldListenMouseMove] =
@@ -215,6 +217,10 @@ function TableHoverActionsContainer({
     });
   };
 
+  if (!isEditable) {
+    return null;
+  }
+
   return (
     <>
       {isShownRow && (
@@ -268,8 +274,12 @@ export default function TableHoverActionsPlugin({
 }: {
   anchorElem?: HTMLElement;
 }): React.ReactPortal | null {
-  return createPortal(
-    <TableHoverActionsContainer anchorElem={anchorElem} />,
-    anchorElem,
-  );
+  const isEditable = useLexicalEditable();
+
+  return isEditable
+    ? createPortal(
+        <TableHoverActionsContainer anchorElem={anchorElem} />,
+        anchorElem,
+      )
+    : null;
 }
diff --git a/packages/lexical-selection/src/utils.ts b/packages/lexical-selection/src/utils.ts
index 0608706eab7..df85bc72c24 100644
--- a/packages/lexical-selection/src/utils.ts
+++ b/packages/lexical-selection/src/utils.ts
@@ -176,6 +176,9 @@ export function createRectsFromDOMRange(
  */
 export function getStyleObjectFromRawCSS(css: string): Record<string, string> {
   const styleObject: Record<string, string> = {};
+  if (!css) {
+    return styleObject;
+  }
   const styles = css.split(';');
 
   for (const style of styles) {
diff --git a/packages/lexical-table/src/LexicalTableCellNode.ts b/packages/lexical-table/src/LexicalTableCellNode.ts
index 7f752777dc0..525a8bce82c 100644
--- a/packages/lexical-table/src/LexicalTableCellNode.ts
+++ b/packages/lexical-table/src/LexicalTableCellNode.ts
@@ -322,7 +322,7 @@ export function $convertTableCellNodeElement(
   }
 
   const style = domNode_.style;
-  const textDecoration = style.textDecoration.split(' ');
+  const textDecoration = ((style && style.textDecoration) || '').split(' ');
   const hasBoldFontWeight =
     style.fontWeight === '700' || style.fontWeight === 'bold';
   const hasLinethroughTextDecoration = textDecoration.includes('line-through');