diff --git a/package-lock.json b/package-lock.json
index a2b961597..8754ef77a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,7 +30,7 @@
         "@types/node": "^25.0.0",
         "@vitest/coverage-istanbul": "^4.0.15",
         "css.escape": "^1.5.1",
-        "fast-xml-parser": "^5.3.2",
+        "fast-xml-parser": "^5.3.3",
         "jsdom": "^27.3.0",
         "tslib": "^2.8.1",
         "typedoc": "^0.28.15",
@@ -5934,9 +5934,9 @@
       "license": "BSD-3-Clause"
     },
     "node_modules/fast-xml-parser": {
-      "version": "5.3.2",
-      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.3.2.tgz",
-      "integrity": "sha512-n8v8b6p4Z1sMgqRmqLJm3awW4NX7NkaKPfb3uJIBTSH7Pdvufi3PQ3/lJLQrvxcMYl7JI2jnDO90siPEpD8JBA==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.3.3.tgz",
+      "integrity": "sha512-2O3dkPAAC6JavuMm8+4+pgTk+5hoAs+CjZ+sWcQLkX9+/tHRuTkQh/Oaifr8qDmZ8iEHb771Ea6G8CdwkrgvYA==",
       "dev": true,
       "funding": [
         {
diff --git a/package.json b/package.json
index 5f1f1dcd3..a3d6c9f73 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "@types/node": "^25.0.0",
     "@vitest/coverage-istanbul": "^4.0.15",
     "css.escape": "^1.5.1",
-    "fast-xml-parser": "^5.3.2",
+    "fast-xml-parser": "^5.3.3",
     "jsdom": "^27.3.0",
     "tslib": "^2.8.1",
     "typedoc": "^0.28.15",