diff --git a/webapp/package-lock.json b/webapp/package-lock.json
index 555fe82f..4b3e6103 100644
--- a/webapp/package-lock.json
+++ b/webapp/package-lock.json
@@ -13,7 +13,7 @@
         "@tailwindcss/vite": "^4.1.18",
         "age-encryption": "^0.3.0",
         "codemirror": "^6.0.2",
-        "dompurify": "^3.4.11",
+        "dompurify": "^3.4.13",
         "highlight.js": "^11.11.1",
         "markdown-it": "^14.2.0",
         "marked": "^17.0.1",
@@ -3213,9 +3213,9 @@
       }
     },
     "node_modules/dompurify": {
-      "version": "3.4.11",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.11.tgz",
-      "integrity": "sha512-zhlUV12GsaRzMsf9q5M254YhA4+VuF0fG+QFqu6aYpoGlKtz+w8//jBcGVYBgQkR5GHjUomejY84AV+/uPbWdw==",
+      "version": "3.4.13",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.13.tgz",
+      "integrity": "sha512-2vmYIoqjze2d+kakP8S/nS5shfsl587kzwEjcGlTdiksUVgFHnFCsLYDVj/JNqJVOQZGSYBTmuycv0PodwmnMQ==",
       "license": "(MPL-2.0 OR Apache-2.0)",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
diff --git a/webapp/package.json b/webapp/package.json
index 6ab16e1a..d09226b6 100644
--- a/webapp/package.json
+++ b/webapp/package.json
@@ -17,7 +17,7 @@
     "@tailwindcss/vite": "^4.1.18",
     "age-encryption": "^0.3.0",
     "codemirror": "^6.0.2",
-    "dompurify": "^3.4.11",
+    "dompurify": "^3.4.13",
     "highlight.js": "^11.11.1",
     "markdown-it": "^14.2.0",
     "marked": "^17.0.1",