diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 18e15b351f23d..ec27f0094ca04 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -1743,8 +1743,8 @@ importers:
         specifier: 3.1.0
         version: 3.1.0
       dompurify:
-        specifier: 3.4.5
-        version: 3.4.5
+        specifier: 3.4.11
+        version: 3.4.11
       highlight.js:
         specifier: 11.11.1
         version: 11.11.1
@@ -4999,8 +4999,8 @@ packages:
     resolution: {integrity: sha512-cgwlv/1iFQiFnU96XXgROh8xTeetsnJiDsTc7TYCLFd9+/WNkIqPTxiM/8pSd8VIrhXGTf1Ny1q1hquVqDJB5w==}
     engines: {node: '>= 4'}
 
-  dompurify@3.4.5:
-    resolution: {integrity: sha512-OrwIBKsdNSVEeubdJ1HBv/wNENRM9ytAVCv7YXt//A3vPdVMNuACRqK9mXCGCBW2ln7BT/A4X0jXHo2Gu89miA==}
+  dompurify@3.4.11:
+    resolution: {integrity: sha512-zhlUV12GsaRzMsf9q5M254YhA4+VuF0fG+QFqu6aYpoGlKtz+w8//jBcGVYBgQkR5GHjUomejY84AV+/uPbWdw==}
 
   domutils@3.2.2:
     resolution: {integrity: sha512-6kZKyUajlDuqlHKVX1w7gyslj9MPIXzIFiz/rGu35uC1wMi+kMhQwGhl4lt9unC9Vb9INnY9Z3/ZA3+FhASLaw==}
@@ -10910,7 +10910,7 @@ snapshots:
     dependencies:
       domelementtype: 2.3.0
 
-  dompurify@3.4.5:
+  dompurify@3.4.11:
     optionalDependencies:
       '@types/trusted-types': 2.0.7
 
diff --git a/ui/package.json b/ui/package.json
index e6eb1501acae0..b4b9feff63f35 100644
--- a/ui/package.json
+++ b/ui/package.json
@@ -11,7 +11,7 @@
   "dependencies": {
     "@create-markdown/preview": "2.0.3",
     "@noble/ed25519": "3.1.0",
-    "dompurify": "3.4.5",
+    "dompurify": "3.4.11",
     "highlight.js": "11.11.1",
     "json5": "2.2.3",
     "lit": "3.3.3",