diff --git a/sites/platform/package-lock.json b/sites/platform/package-lock.json
index 4b83941d77..32d7896a55 100644
--- a/sites/platform/package-lock.json
+++ b/sites/platform/package-lock.json
@@ -5597,9 +5597,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
-      "integrity": "sha512-ewwFzHzrrneRjxzmK6oVz/rZn9VWspGFRDb4/rRtIsM1n36t9AKma/ye8syCpcw+XJ25kOK/hOG7t1j2I2yBqA=="
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.1.3.tgz",
+      "integrity": "sha512-5sOWYSNPaxz6o2MUPvtyxTTqR4D3L77pr5rUQoWgD5ROQtVIZQgJkXbo1DLlK3vj11YGw5+LnF4SYti4gZmwng=="
     },
     "node_modules/domutils": {
       "version": "2.8.0",
@@ -9391,6 +9391,11 @@
         "uuid": "^9.0.0"
       }
     },
+    "node_modules/mermaid/node_modules/dompurify": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
+      "integrity": "sha512-ewwFzHzrrneRjxzmK6oVz/rZn9VWspGFRDb4/rRtIsM1n36t9AKma/ye8syCpcw+XJ25kOK/hOG7t1j2I2yBqA=="
+    },
     "node_modules/mermaid/node_modules/uuid": {
       "version": "9.0.0",
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
@@ -15860,7 +15865,7 @@
       "dependencies": {
         "axios": "^1.7.4",
         "buffer": "^6.0.3",
-        "dompurify": "^3.0.0",
+        "dompurify": "^3.1.3",
         "path-browserify": "^1.0.1",
         "platformsh-config": "^2.4.1",
         "process": "^0.11.10",
@@ -15913,11 +15918,6 @@
         "ieee754": "^1.2.1"
       }
     },
-    "static/scripts/xss/node_modules/dompurify": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.0.0.tgz",
-      "integrity": "sha512-0g/yr2IJn4nTbxwL785YxS7/AvvgGFJw6LLWP+BzWzB1+BYOqPUT9Hy0rXrZh5HLdHnxH72aDdzvC9SdTjsuaA=="
-    },
     "themes/psh-docs": {
       "name": "platformsh-docs-theme",
       "version": "0.1.0",
@@ -19779,7 +19779,7 @@
         "babel-loader": "^9.1.2",
         "buffer": "^6.0.3",
         "css-loader": "^6.7.3",
-        "dompurify": "^3.0.0",
+        "dompurify": "^3.1.3",
         "eslint": "^8.34.0",
         "eslint-config-airbnb": "^19.0.4",
         "eslint-import-resolver-webpack": "^0.13.2",
@@ -19808,11 +19808,6 @@
             "base64-js": "^1.3.1",
             "ieee754": "^1.2.1"
           }
-        },
-        "dompurify": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.0.0.tgz",
-          "integrity": "sha512-0g/yr2IJn4nTbxwL785YxS7/AvvgGFJw6LLWP+BzWzB1+BYOqPUT9Hy0rXrZh5HLdHnxH72aDdzvC9SdTjsuaA=="
         }
       }
     },
@@ -19850,9 +19845,9 @@
       }
     },
     "dompurify": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
-      "integrity": "sha512-ewwFzHzrrneRjxzmK6oVz/rZn9VWspGFRDb4/rRtIsM1n36t9AKma/ye8syCpcw+XJ25kOK/hOG7t1j2I2yBqA=="
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.1.3.tgz",
+      "integrity": "sha512-5sOWYSNPaxz6o2MUPvtyxTTqR4D3L77pr5rUQoWgD5ROQtVIZQgJkXbo1DLlK3vj11YGw5+LnF4SYti4gZmwng=="
     },
     "domutils": {
       "version": "2.8.0",
@@ -22445,6 +22440,11 @@
         "uuid": "^9.0.0"
       },
       "dependencies": {
+        "dompurify": {
+          "version": "2.4.1",
+          "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-2.4.1.tgz",
+          "integrity": "sha512-ewwFzHzrrneRjxzmK6oVz/rZn9VWspGFRDb4/rRtIsM1n36t9AKma/ye8syCpcw+XJ25kOK/hOG7t1j2I2yBqA=="
+        },
         "uuid": {
           "version": "9.0.0",
           "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
diff --git a/sites/platform/static/scripts/xss/package.json b/sites/platform/static/scripts/xss/package.json
index f9db2976da..0fc56a0bb1 100644
--- a/sites/platform/static/scripts/xss/package.json
+++ b/sites/platform/static/scripts/xss/package.json
@@ -32,7 +32,7 @@
   "dependencies": {
     "axios": "^1.7.4",
     "buffer": "^6.0.3",
-    "dompurify": "^3.0.0",
+    "dompurify": "^3.1.3",
     "path-browserify": "^1.0.1",
     "platformsh-config": "^2.4.1",
     "process": "^0.11.10",