diff --git a/extensions/mermaid-markdown-features/package-lock.json b/extensions/mermaid-markdown-features/package-lock.json
index 756d8d316ce..b88d22950af 100644
--- a/extensions/mermaid-markdown-features/package-lock.json
+++ b/extensions/mermaid-markdown-features/package-lock.json
@@ -14,7 +14,7 @@
         "@mermaid-js/layout-elk": "^0.2.0",
         "@mermaid-js/layout-tidy-tree": "^0.2.0",
         "@mermaid-js/mermaid-zenuml": "^0.2.0",
-        "dompurify": "^3.4.8",
+        "dompurify": "^3.4.10",
         "mermaid": "^11.15.0"
       },
       "devDependencies": {
@@ -1845,9 +1845,9 @@
       "license": "MIT"
     },
     "node_modules/dompurify": {
-      "version": "3.4.8",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.8.tgz",
-      "integrity": "sha512-yb1cEmaOum7wFvOCSQxyfgVlv5D47Rc30iZWoMpbDIWTnJ6grDDQyu2KFJzB2k7u0pMuJcQ1zphH//fFnw2tjQ==",
+      "version": "3.4.10",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.10.tgz",
+      "integrity": "sha512-0xzNv0e7oYC6yyuOGZIABPM4qtg3QxLFniDNPP4ZP90wR8Yq3zgwpRbrNiT4N3IKqDbbYFEJLV+JWEs19aZ//w==",
       "license": "(MPL-2.0 OR Apache-2.0)",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
diff --git a/extensions/mermaid-markdown-features/package.json b/extensions/mermaid-markdown-features/package.json
index e39d4d1febe..f3be8a77eab 100644
--- a/extensions/mermaid-markdown-features/package.json
+++ b/extensions/mermaid-markdown-features/package.json
@@ -260,7 +260,7 @@
     "@mermaid-js/layout-elk": "^0.2.0",
     "@mermaid-js/layout-tidy-tree": "^0.2.0",
     "@mermaid-js/mermaid-zenuml": "^0.2.0",
-    "dompurify": "^3.4.8",
+    "dompurify": "^3.4.10",
     "mermaid": "^11.15.0"
   },
   "overrides": {