diff --git a/web/package-lock.json b/web/package-lock.json
index a742e1c..efbf23d 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -12,7 +12,7 @@
         "@tailwindcss/postcss": "^4.3.0",
         "@tailwindcss/typography": "^0.5.15",
         "astro": "^6.4.4",
-        "isomorphic-dompurify": "^3.15.0",
+        "isomorphic-dompurify": "^3.16.0",
         "marked": "^18.0.4",
         "postcss": "^8.5.15",
         "react": "^19.2.7",
@@ -3394,9 +3394,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "3.4.7",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.7.tgz",
-      "integrity": "sha512-2jBxDJY4RR06tQNy4w5FlFH7kfxsQZlufd0sbv+chfHCxeJwrFw2baUDsSwvBISD4K4RDbd0PTfy3uNXsR6siA==",
+      "version": "3.4.8",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.8.tgz",
+      "integrity": "sha512-yb1cEmaOum7wFvOCSQxyfgVlv5D47Rc30iZWoMpbDIWTnJ6grDDQyu2KFJzB2k7u0pMuJcQ1zphH//fFnw2tjQ==",
       "license": "(MPL-2.0 OR Apache-2.0)",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
@@ -4011,12 +4011,12 @@
       }
     },
     "node_modules/isomorphic-dompurify": {
-      "version": "3.15.0",
-      "resolved": "https://registry.npmjs.org/isomorphic-dompurify/-/isomorphic-dompurify-3.15.0.tgz",
-      "integrity": "sha512-9ZtkbQ8+SgNf6LuDAdu9bq23dVXMIGNM8ZYnyl2MufyZiSD5dqAUJcyjtYZz7B80HuPpEn/f0NCS6zKvavHtfA==",
+      "version": "3.16.0",
+      "resolved": "https://registry.npmjs.org/isomorphic-dompurify/-/isomorphic-dompurify-3.16.0.tgz",
+      "integrity": "sha512-KzTJsMuVPqPwBOD0F6jKXoV/+v8CSx0rxVp+/67KV6Xbw++0zD/avT3bZsgwR0M5QRMiOE+QqQtoZLEJYy1C4Q==",
       "license": "MIT",
       "dependencies": {
-        "dompurify": "^3.4.7",
+        "dompurify": "^3.4.8",
         "jsdom": "^29.1.1"
       },
       "engines": {
diff --git a/web/package.json b/web/package.json
index 67a7f00..88adf19 100644
--- a/web/package.json
+++ b/web/package.json
@@ -14,7 +14,7 @@
     "@tailwindcss/postcss": "^4.3.0",
     "@tailwindcss/typography": "^0.5.15",
     "astro": "^6.4.4",
-    "isomorphic-dompurify": "^3.15.0",
+    "isomorphic-dompurify": "^3.16.0",
     "marked": "^18.0.4",
     "postcss": "^8.5.15",
     "react": "^19.2.7",