diff --git a/apps/client/src/widgets/dialogs/add_link.tsx b/apps/client/src/widgets/dialogs/add_link.tsx
index c63aaed536..2206bd9dd1 100644
--- a/apps/client/src/widgets/dialogs/add_link.tsx
+++ b/apps/client/src/widgets/dialogs/add_link.tsx
@@ -50,13 +50,10 @@ export default function AddLinkDialog() {
         setLinkTitle(title);
     }
 
-    function resetExternalLink() {
-        if (linkType === "external-link") {
-            setLinkType("reference-link");
-        }
-    }
-
     useEffect(() => {
+        const resetExternalLink = () =>
+            setLinkType((prev) => prev === "external-link" ? "reference-link" : prev);
+
         if (!suggestion) {
             resetExternalLink();
             setBookmarks([]);
@@ -64,11 +61,14 @@ export default function AddLinkDialog() {
             return;
         }
 
+        let cancelled = false;
+
         if (suggestion.notePath) {
             const noteId = tree.getNoteIdFromUrl(suggestion.notePath);
             if (noteId) {
                 setDefaultLinkTitle(noteId);
                 froca.getNote(noteId).then((note) => {
+                    if (cancelled) return;
                     const bkms = note?.getLabels("internalBookmark").map((l) => l.value) ?? [];
                     setBookmarks(bkms);
                     setSelectedBookmark("");
@@ -81,6 +81,8 @@ export default function AddLinkDialog() {
             setLinkTitle(suggestion.externalLink);
             setLinkType("external-link");
         }
+
+        return () => { cancelled = true; };
     }, [suggestion]);
 
     useEffect(() => {
diff --git a/apps/server/src/services/notes.ts b/apps/server/src/services/notes.ts
index 56499f0288..13a0955774 100644
--- a/apps/server/src/services/notes.ts
+++ b/apps/server/src/services/notes.ts
@@ -480,7 +480,7 @@ export function findBookmarks(content: string): string[] {
 
 function saveBookmarks(note: BNote, content: string) {
     const foundBookmarks = findBookmarks(content);
-    const existingBookmarks = note.getLabels("internalBookmark");
+    const existingBookmarks = note.getOwnedLabels("internalBookmark");
 
     for (const bookmarkId of foundBookmarks) {
         const existing = existingBookmarks.find((l) => l.value === bookmarkId);
diff --git a/packages/ckeditor5/src/plugins/copy_anchor_link.ts b/packages/ckeditor5/src/plugins/copy_anchor_link.ts
index 60dc8fa8b6..670b97b8f5 100644
--- a/packages/ckeditor5/src/plugins/copy_anchor_link.ts
+++ b/packages/ckeditor5/src/plugins/copy_anchor_link.ts
@@ -1,5 +1,6 @@
-import { ButtonView, Plugin, isWidget } from "ckeditor5";
+import { ButtonView, Plugin } from "ckeditor5";
 import copyIcon from "../icons/copy.svg?raw";
+import { escapeHtml } from "../utils";
 
 /**
  * Adds a "Copy anchor link" button to the bookmark/anchor widget toolbar.
@@ -32,7 +33,7 @@ export default class CopyAnchorLinkButton extends Plugin {
                     if (noteId && bookmarkId) {
                         const href = `#root/${noteId}?bookmark=${encodeURIComponent(bookmarkId)}`;
                         const title = glob.getReferenceLinkTitleSync(href);
-                        const html = `<a class="reference-link" href="${href}">${title}</a>`;
+                        const html = `<a class="reference-link" href="${escapeHtml(href)}">${escapeHtml(title)}</a>`;
                         navigator.clipboard.write([
                             new ClipboardItem({
                                 "text/html": new Blob([html], { type: "text/html" }),
diff --git a/packages/ckeditor5/src/utils.ts b/packages/ckeditor5/src/utils.ts
index 4ed648d114..056538412d 100644
--- a/packages/ckeditor5/src/utils.ts
+++ b/packages/ckeditor5/src/utils.ts
@@ -1,5 +1,9 @@
 import type { DifferItemAttribute, Editor, ModelDocumentFragment, ModelElement, ModelNode } from "ckeditor5";
 
+export function escapeHtml(str: string): string {
+    return str.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;").replace(/"/g, "&quot;");
+}
+
 function hasHeadingAncestor(node: ModelElement | ModelNode | ModelDocumentFragment | null): boolean {
     let current: ModelElement | ModelNode | ModelDocumentFragment | null = node;
     while (current) {
diff --git a/packages/commons/src/lib/markdown_renderer.ts b/packages/commons/src/lib/markdown_renderer.ts
index d6d3f38a99..9b89d2cf5b 100644
--- a/packages/commons/src/lib/markdown_renderer.ts
+++ b/packages/commons/src/lib/markdown_renderer.ts
@@ -106,7 +106,7 @@ function handleH1(content: string, title: string): string {
     });
 }
 
-function extractCodeBlocks(text: string): { processedText: string; placeholderMap: Map<string, string> } {
+export function extractCodeBlocks(text: string): { processedText: string; placeholderMap: Map<string, string> } {
     const codeMap = new Map<string, string>();
     let id = 0;
     const timestamp = Date.now();