diff --git a/package-lock.json b/package-lock.json
index bfee65a..29f56fe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4612,9 +4612,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.0.tgz",
-      "integrity": "sha512-nolgK9JcaUXMSmW+j1yaSvaEaoXYHwWyGJlkoCTghc97KgGDDSnpoU/PlEnw63Ah+TGKFOyY+X5LnxaWbCSfXg==",
+      "version": "3.4.9",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.9.tgz",
+      "integrity": "sha512-4dPSRMRDqHvs0V4YDFCsaIZo4if5u0xM+llyxiM2fwuZFdKArUBAF3VtI2+n8NKg9P870WMdYk0UhqQNoWXbfQ==",
       "license": "(MPL-2.0 OR Apache-2.0)",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
@@ -8514,7 +8514,7 @@
       "license": "MIT",
       "dependencies": {
         "@scalar/openapi-parser": "^0.25.8",
-        "dompurify": "^3.4.0",
+        "dompurify": "^3.4.9",
         "jsdom": "^29.0.0",
         "marked": "^18.0.0"
       },
diff --git a/packages/core/package.json b/packages/core/package.json
index 7c3f85b..465c8f1 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -86,7 +86,7 @@
   },
   "dependencies": {
     "@scalar/openapi-parser": "^0.25.8",
-    "dompurify": "^3.4.0",
+    "dompurify": "^3.4.9",
     "jsdom": "^29.0.0",
     "marked": "^18.0.0"
   },