diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0144c0f..9cd21d3 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -70,8 +70,8 @@ catalogs:
       specifier: ^12.0.0
       version: 12.1.0
     dompurify:
-      specifier: ^3.3.1
-      version: 3.3.1
+      specifier: ^3.4.11
+      version: 3.4.11
     esbuild:
       specifier: ^0.28.0
       version: 0.28.0
@@ -236,7 +236,7 @@ importers:
         version: 0.8.0(@novasamatech/host-api-wrapper@0.8.6(@polkadot/api@16.5.6)(@polkadot/util@14.0.3)(esbuild@0.28.0)(rxjs@7.8.2))(@novasamatech/host-api@0.8.7-1)(esbuild@0.28.0)(rxjs@7.8.2)
       dompurify:
         specifier: 'catalog:'
-        version: 3.3.1
+        version: 3.4.11
       marked:
         specifier: 'catalog:'
         version: 17.0.3
@@ -2353,8 +2353,8 @@ packages:
     resolution: {integrity: sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA==}
     engines: {node: '>=8'}
 
-  dompurify@3.3.1:
-    resolution: {integrity: sha512-qkdCKzLNtrgPFP1Vo+98FRzJnBRGe4ffyCea9IwHB1fyxPOeNTHpLKYGd4Uk9xvNoH0ZoOjwZxNptyMwqrId1Q==}
+  dompurify@3.4.11:
+    resolution: {integrity: sha512-zhlUV12GsaRzMsf9q5M254YhA4+VuF0fG+QFqu6aYpoGlKtz+w8//jBcGVYBgQkR5GHjUomejY84AV+/uPbWdw==}
 
   electron-to-chromium@1.5.302:
     resolution: {integrity: sha512-sM6HAN2LyK82IyPBpznDRqlTQAtuSaO+ShzFiWTvoMJLHyZ+Y39r8VMfHzwbU8MVBzQ4Wdn85+wlZl2TLGIlwg==}
@@ -5682,7 +5682,7 @@ snapshots:
 
   '@types/dompurify@3.2.0':
     dependencies:
-      dompurify: 3.3.1
+      dompurify: 3.4.11
 
   '@types/estree@1.0.8': {}
 
@@ -6056,7 +6056,7 @@ snapshots:
     dependencies:
       path-type: 4.0.0
 
-  dompurify@3.3.1:
+  dompurify@3.4.11:
     optionalDependencies:
       '@types/trusted-types': 2.0.7
 
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index b7a6e03..15c4854 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -46,7 +46,7 @@ catalog:
   eslint-plugin-react-refresh: ^0.4.24
   typescript-eslint: ^8.48.0
   globals: ^16.5.0
-  dompurify: ^3.3.1
+  dompurify: ^3.4.11
   marked: ^17.0.3
   "@types/dompurify": ^3.0.5
   "@types/node": ^24.10.1