diff --git a/package.json b/package.json
index 80652d4b5da..ff88e725750 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "@tailwindcss/postcss": "^4.1.18",
     "bootstrap": "^4.6.2",
     "classnames": "^2.5.1",
-    "dompurify": "^3.3.1",
+    "dompurify": "^3.4.11",
     "escape-html": "^1.0.3",
     "gulp": "^5.0.1",
     "gulp-changed": "^5.0.3",
diff --git a/yarn.lock b/yarn.lock
index 3f66661b449..678e2ce2c2f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5284,15 +5284,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"dompurify@npm:^3.3.1":
-  version: 3.3.1
-  resolution: "dompurify@npm:3.3.1"
+"dompurify@npm:^3.4.11":
+  version: 3.4.11
+  resolution: "dompurify@npm:3.4.11"
   dependencies:
     "@types/trusted-types": ^2.0.7
   dependenciesMeta:
     "@types/trusted-types":
       optional: true
-  checksum: 884fe0acc21a9a2e5aa1b8ce4cecc8f9a71217423b389f760fca7b44595d3c9376d234f1c4ba16d79824789762b3d611d10653c4a90a7e23b351b71e5ef7dd33
+  checksum: f96ec0f1ea763779ee0c08e05015422d600c14d4e0a6dd4b21cfb4ac30082c333534c2092206d55fcf9597f9750622facdaf295463b3f826b38569c928d16f19
   languageName: node
   linkType: hard
 
@@ -7261,7 +7261,7 @@ __metadata:
     bootstrap: ^4.6.2
     chai: ^6.2.2
     classnames: ^2.5.1
-    dompurify: ^3.3.1
+    dompurify: ^3.4.11
     enzyme: ^3.11.0
     enzyme-adapter-preact-pure: ^4.1.0
     escape-html: ^1.0.3