diff --git a/package.json b/package.json
index 647a08592a..635a2bb4ca 100644
--- a/package.json
+++ b/package.json
@@ -105,7 +105,7 @@
     "fflate": "0.8.2",
     "filenamify": "7.0.1",
     "hanja": "1.1.5",
-    "happy-dom": "20.8.9",
+    "happy-dom": "20.9.0",
     "hono": "4.12.12",
     "howler": "2.2.4",
     "html-to-text": "9.0.5",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0b786c342d..d7a7618e6d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -161,8 +161,8 @@ importers:
         specifier: 1.1.5
         version: 1.1.5
       happy-dom:
-        specifier: 20.8.9
-        version: 20.8.9(bufferutil@4.1.0)(utf-8-validate@6.0.6)
+        specifier: 20.9.0
+        version: 20.9.0(bufferutil@4.1.0)(utf-8-validate@6.0.6)
       hono:
         specifier: 4.12.12
         version: 4.12.12
@@ -813,6 +813,7 @@ packages:
   '@hono/node-ws@1.3.0':
     resolution: {integrity: sha512-ju25YbbvLuXdqBCmLZLqnNYu1nbHIQjoyUqA8ApZOeL1k4skuiTcw5SW77/5SUYo2Xi2NVBJoVlfQurnKEp03Q==}
     engines: {node: '>=18.14.1'}
+    deprecated: Package no longer supported. Contact Support at https://www.npmjs.com/support for more info.
     peerDependencies:
       '@hono/node-server': ^1.19.2
       hono: ^4.6.0
@@ -1406,6 +1407,7 @@ packages:
   '@xmldom/xmldom@0.8.12':
     resolution: {integrity: sha512-9k/gHF6n/pAi/9tqr3m3aqkuiNosYTurLLUtc7xQ9sxB/wm7WPygCv8GYa6mS0fLJEHhqMC1ATYhz++U/lRHqg==}
     engines: {node: '>=10.0.0'}
+    deprecated: this version has critical issues, please update to the latest version
 
   '@zeit/schemas@2.36.0':
     resolution: {integrity: sha512-7kjMwcChYEzMKjeex9ZFXkt1AyNov9R5HZtjBKVsmVpw7pa7ZtlCGvCBC2vnnXctaYN+aRI61HjIqeetZW5ROg==}
@@ -2621,8 +2623,8 @@ packages:
   hanja@1.1.5:
     resolution: {integrity: sha512-gKNEkX+IIBmxXUIm5Lf859YlvHnGD01kbiHL+7CoV1ZxGI+EttflD1k/Ntz8zbymMVIlVELunTk8pK5SNYOVlg==}
 
-  happy-dom@20.8.9:
-    resolution: {integrity: sha512-Tz23LR9T9jOGVZm2x1EPdXqwA37G/owYMxRwU0E4miurAtFsPMQ1d2Jc2okUaSjZqAFz2oEn3FLXC5a0a+siyA==}
+  happy-dom@20.9.0:
+    resolution: {integrity: sha512-GZZ9mKe8r646NUAf/zemnGbjYh4Bt8/MqASJY+pSm5ZDtc3YQox+4gsLI7yi1hba6o+eCsGxpHn5+iEVn31/FQ==}
     engines: {node: '>=20.0.0'}
 
   has-bigints@1.1.0:
@@ -7090,7 +7092,7 @@ snapshots:
 
   hanja@1.1.5: {}
 
-  happy-dom@20.8.9(bufferutil@4.1.0)(utf-8-validate@6.0.6):
+  happy-dom@20.9.0(bufferutil@4.1.0)(utf-8-validate@6.0.6):
     dependencies:
       '@types/node': 25.5.2
       '@types/whatwg-mimetype': 3.0.2