diff --git a/tools/cldr-apps/js/package-lock.json b/tools/cldr-apps/js/package-lock.json
index c10609271c9..017aea651b1 100644
--- a/tools/cldr-apps/js/package-lock.json
+++ b/tools/cldr-apps/js/package-lock.json
@@ -22,7 +22,7 @@
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         "css-loader": "^6.8.1",
         "esm": "^3.2.25",
-        "mocha": "^10.2.0",
+        "mocha": "^10.4.0",
         "mocha-headless-chrome": "^4.0.0",
         "style-loader": "^3.3.3",
         "vue-loader": "^17.0.1",
@@ -2774,9 +2774,9 @@
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     "node_modules/mocha": {
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-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-10.2.0.tgz",
-      "integrity": "sha512-IDY7fl/BecMwFHzoqF2sg/SHHANeBoMMXFlS9r0OXKDssYE1M5O43wUY/9BVPeIvfH2zmEbBfseqN9gBQZzXkg==",
+      "version": "10.4.0",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-10.4.0.tgz",
+      "integrity": "sha512-eqhGB8JKapEYcC4ytX/xrzKforgEc3j1pGlAXVy3eRwrtAy5/nIfT1SvgGzfN0XZZxeLq0aQWkOUAmqIJiv+bA==",
       "dev": true,
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@@ -2786,13 +2786,12 @@
         "diff": "5.0.0",
         "escape-string-regexp": "4.0.0",
         "find-up": "5.0.0",
-        "glob": "7.2.0",
+        "glob": "8.1.0",
         "he": "1.2.0",
         "js-yaml": "4.1.0",
         "log-symbols": "4.1.0",
         "minimatch": "5.0.1",
         "ms": "2.1.3",
-        "nanoid": "3.3.3",
         "serialize-javascript": "6.0.0",
         "strip-json-comments": "3.1.1",
         "supports-color": "8.1.1",
@@ -2807,10 +2806,6 @@
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-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/mochajs"
       }
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     "node_modules/mocha-headless-chrome": {
@@ -2879,6 +2874,25 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/mocha/node_modules/glob": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-8.1.0.tgz",
+      "integrity": "sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==",
+      "dev": true,
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^5.0.1",
+        "once": "^1.3.0"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
     "node_modules/mocha/node_modules/locate-path": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
@@ -2966,18 +2980,6 @@
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       "optional": true
     },
-    "node_modules/nanoid": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.3.tgz",
-      "integrity": "sha512-p1sjXuopFs0xg+fPASzQ28agW1oHD7xDsd9Xkf3T15H3c/cifrFHVwrh74PdoklAPi+i7MdRsE47vm2r6JoB+w==",
-      "dev": true,
-      "bin": {
-        "nanoid": "bin/nanoid.cjs"
-      },
-      "engines": {
-        "node": "^10 || ^12 || ^13.7 || ^14 || >=15.0.1"
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     "node_modules/nanopop": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/nanopop/-/nanopop-2.1.0.tgz",
diff --git a/tools/cldr-apps/js/package.json b/tools/cldr-apps/js/package.json
index 74fe77298d7..08c208e65b5 100644
--- a/tools/cldr-apps/js/package.json
+++ b/tools/cldr-apps/js/package.json
@@ -32,7 +32,7 @@
     "chai": "^4.3.6",
     "css-loader": "^6.8.1",
     "esm": "^3.2.25",
-    "mocha": "^10.2.0",
+    "mocha": "^10.4.0",
     "mocha-headless-chrome": "^4.0.0",
     "style-loader": "^3.3.3",
     "vue-loader": "^17.0.1",