diff --git a/js/package-lock.json b/js/package-lock.json
index 0a7ffaa97..26f0fd053 100644
--- a/js/package-lock.json
+++ b/js/package-lock.json
@@ -1661,9 +1661,9 @@
       "dev": true
     },
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-      "resolved": "https://registry.npmjs.org/blob/-/blob-0.0.4.tgz",
-      "integrity": "sha1-vPEwUspURj8w+fx+lbmkdjCpSSE=",
+      "version": "0.0.5",
+      "resolved": "https://registry.npmjs.org/blob/-/blob-0.0.5.tgz",
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       "dev": true
     },
     "bluebird": {
@@ -2534,9 +2534,9 @@
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-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.2.0.tgz",
-      "integrity": "sha512-mRbgmAtQ4GAlKwuPnnAvXXwdPhEx+jkc0OBCLrXuD/CRvwNK3AxRSnqK4FSqmAMRRHryVJP8TopOvmEaA64fKw==",
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-3.2.1.tgz",
+      "integrity": "sha512-+VlKzHzMhaU+GsCIg4AoXF1UdDFjHHwMmMKqMJNDNLlUlejz58FCy4LBqB2YVJskHGYl06BatYWKP2TVdVXE5w==",
       "dev": true,
       "requires": {
         "accepts": "~1.3.4",
@@ -2589,15 +2589,15 @@
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     },
     "engine.io-parser": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-2.1.2.tgz",
-      "integrity": "sha512-dInLFzr80RijZ1rGpx1+56/uFoH7/7InhH3kZt+Ms6hT8tNx3NGW/WNSA/f8As1WkOfkuyb3tnRyuXGxusclMw==",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-2.1.3.tgz",
+      "integrity": "sha512-6HXPre2O4Houl7c4g7Ic/XzPnHBvaEmN90vtRO9uLmwtRqQmTOw0QMevL1TOfL2Cpu1VzsaTmMotQgMdkzGkVA==",
       "dev": true,
       "requires": {
         "after": "0.8.2",
         "arraybuffer.slice": "~0.0.7",
         "base64-arraybuffer": "0.1.5",
-        "blob": "0.0.4",
+        "blob": "0.0.5",
         "has-binary2": "~1.0.2"
       }
     },
@@ -3026,6 +3026,12 @@
         "locate-path": "^2.0.0"
       }
     },
+    "flatted": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-2.0.0.tgz",
+      "integrity": "sha512-R+H8IZclI8AAkSBRQJLVOsxwAoHd6WC40b4QTNWIjzAa6BXOBfQcM587MXDTVPeYaopFNWHUFLx7eNmHDSxMWg==",
+      "dev": true
+    },
     "flush-write-stream": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/flush-write-stream/-/flush-write-stream-1.0.3.tgz",
@@ -3037,9 +3043,9 @@
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     },
     "follow-redirects": {
-      "version": "1.5.9",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.9.tgz",
-      "integrity": "sha512-Bh65EZI/RU8nx0wbYF9shkFZlqLP+6WT/5FnA3cE/djNSuKNHJEinGGZgu/cQEkeeb2GdFOgenAmn8qaqYke2w==",
+      "version": "1.5.10",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.10.tgz",
+      "integrity": "sha512-0V5l4Cizzvqt5D44aTXbFZz+FtyXV1vrDN6qrelxtfYQKW0KO0W2T/hkE8xvGa/540LkZlkaUjO4ailYTFtHVQ==",
       "dev": true,
       "requires": {
         "debug": "=3.1.0"
@@ -4271,9 +4277,9 @@
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     },
     "karma": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/karma/-/karma-3.1.1.tgz",
-      "integrity": "sha512-NetT3wPCQMNB36uiL9LLyhrOt8SQwrEKt0xD3+KpTCfm0VxVyUJdPL5oTq2Ic5ouemgL/Iz4wqXEbF3zea9kQQ==",
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/karma/-/karma-3.1.3.tgz",
+      "integrity": "sha512-JU4FYUtFEGsLZd6ZJzLrivcPj0TkteBiIRDcXWFsltPMGgZMDtby/MIzNOzgyZv/9dahs9vHpSxerC/ZfeX9Qw==",
       "dev": true,
       "requires": {
         "bluebird": "^3.3.0",
@@ -4286,11 +4292,12 @@
         "di": "^0.0.1",
         "dom-serialize": "^2.2.0",
         "expand-braces": "^0.1.1",
+        "flatted": "^2.0.0",
         "glob": "^7.1.1",
         "graceful-fs": "^4.1.2",
         "http-proxy": "^1.13.0",
         "isbinaryfile": "^3.0.0",
-        "lodash": "^4.17.4",
+        "lodash": "^4.17.5",
         "log4js": "^3.0.0",
         "mime": "^2.3.1",
         "minimatch": "^3.0.2",
@@ -4302,7 +4309,7 @@
         "socket.io": "2.1.1",
         "source-map": "^0.6.1",
         "tmp": "0.0.33",
-        "useragent": "2.2.1"
+        "useragent": "2.3.0"
       },
       "dependencies": {
         "source-map": {
@@ -4551,24 +4558,24 @@
       }
     },
     "mime": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/mime/-/mime-2.3.1.tgz",
-      "integrity": "sha512-OEUllcVoydBHGN1z84yfQDimn58pZNNNXgZlHXSboxMlFvgI6MXSWpWKpFRra7H1HxpVhHTkrghfRW49k6yjeg==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.0.tgz",
+      "integrity": "sha512-ikBcWwyqXQSHKtciCcctu9YfPbFYZ4+gbHEmE0Q8jzcTYQg5dHCr3g2wwAZjPoJfQVXZq6KXAjpXOTf5/cjT7w==",
       "dev": true
     },
     "mime-db": {
-      "version": "1.33.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.33.0.tgz",
-      "integrity": "sha512-BHJ/EKruNIqJf/QahvxwQZXKygOQ256myeN/Ew+THcAa5q+PjyTTMMeNQC4DZw5AwfvelsUrA6B67NKMqXDbzQ==",
+      "version": "1.37.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.37.0.tgz",
+      "integrity": "sha512-R3C4db6bgQhlIhPU48fUtdVmKnflq+hRdad7IyKhtFj06VPNVdk2RhiYL3UjQIlso8L+YxAtFkobT0VK+S/ybg==",
       "dev": true
     },
     "mime-types": {
-      "version": "2.1.18",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.18.tgz",
-      "integrity": "sha512-lc/aahn+t4/SWV/qcmumYjymLsWfN3ELhpmVuUFjgsORruuZPVSwAQryq+HHGvO/SI2KVX26bx+En+zhM8g8hQ==",
+      "version": "2.1.21",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.21.tgz",
+      "integrity": "sha512-3iL6DbwpyLzjR3xHSFNFeb9Nz/M8WDkX33t1GFQnFOllWk8pOrh/LSrB5OXlnlW5P9LH73X6loW/eogc+F5lJg==",
       "dev": true,
       "requires": {
-        "mime-db": "~1.33.0"
+        "mime-db": "~1.37.0"
       }
     },
     "mimic-fn": {
@@ -6670,21 +6677,13 @@
       }
     },
     "useragent": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/useragent/-/useragent-2.2.1.tgz",
-      "integrity": "sha1-z1k+9PLRdYdei7ZY6pLhik/QbY4=",
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/useragent/-/useragent-2.3.0.tgz",
+      "integrity": "sha512-4AoH4pxuSvHCjqLO04sU6U/uE65BYza8l/KKBS0b0hnUPWi+cQ2BpeTEwejCSx9SPV5/U03nniDTrWx5NrmKdw==",
       "dev": true,
       "requires": {
-        "lru-cache": "2.2.x",
+        "lru-cache": "4.1.x",
         "tmp": "0.0.x"
-      },
-      "dependencies": {
-        "lru-cache": {
-          "version": "2.2.4",
-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.2.4.tgz",
-          "integrity": "sha1-bGWGGb7PFAMdDQtZSxYELOTcBj0=",
-          "dev": true
-        }
       }
     },
     "util": {
diff --git a/js/package.json b/js/package.json
index 0d8644df9..398b86a24 100644
--- a/js/package.json
+++ b/js/package.json
@@ -27,7 +27,7 @@
     "@babel/preset-env": "^7.1.6",
     "babel-loader": "^8.0.4",
     "css-loader": "^1.0.1",
-    "karma": "^3.1.1",
+    "karma": "^3.1.3",
     "mini-css-extract-plugin": "^0.4.5",
     "uglifyjs-webpack-plugin": "^2.0.1",
     "webpack": "^4.26.1",