diff --git a/backend/package-lock.json b/backend/package-lock.json
index c2eb3e7..0fddf14 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -15,7 +15,7 @@
         "cors": "^2.8.5",
         "cron": "^3.1.6",
         "dotenv": "^16.0.3",
-        "express": "^4.18.2",
+        "express": "^4.19.2",
         "express-fileupload": "^1.4.0",
         "express-session": "^1.17.3",
         "fs": "^0.0.1-security",
@@ -375,12 +375,12 @@
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-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.1.tgz",
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+      "version": "1.20.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
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       "dependencies": {
         "bytes": "3.1.2",
-        "content-type": "~1.0.4",
+        "content-type": "~1.0.5",
         "debug": "2.6.9",
         "depd": "2.0.0",
         "destroy": "1.2.0",
@@ -388,7 +388,7 @@
         "iconv-lite": "0.4.24",
         "on-finished": "2.4.1",
         "qs": "6.11.0",
-        "raw-body": "2.5.1",
+        "raw-body": "2.5.2",
         "type-is": "~1.6.18",
         "unpipe": "1.0.0"
       },
@@ -505,12 +505,18 @@
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-      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
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+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.7.tgz",
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       "dependencies": {
-        "function-bind": "^1.1.1",
-        "get-intrinsic": "^1.0.2"
+        "es-define-property": "^1.0.0",
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2",
+        "get-intrinsic": "^1.2.4",
+        "set-function-length": "^1.2.1"
+      },
+      "engines": {
+        "node": ">= 0.4"
       },
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         "url": "https://github.com/sponsors/ljharb"
@@ -696,9 +702,9 @@
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-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.5.0.tgz",
-      "integrity": "sha512-YZ3GUyn/o8gfKJlnlX7g7xq4gyO6OSuhGPKaaGssGB2qgDUS0gPgtTvoyZLTt9Ab6dC4hfc9dV5arkvc/OCmrw==",
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.6.0.tgz",
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@@ -804,16 +810,19 @@
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+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/define-data-property/-/define-data-property-1.1.4.tgz",
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-        "gopd": "^1.0.1",
-        "has-property-descriptors": "^1.0.0"
+        "es-define-property": "^1.0.0",
+        "es-errors": "^1.3.0",
+        "gopd": "^1.0.1"
       },
       "engines": {
         "node": ">= 0.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
       }
     },
     "node_modules/define-properties": {
@@ -1040,6 +1049,25 @@
         "url": "https://github.com/fb55/entities?sponsor=1"
       }
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+    "node_modules/es-define-property": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.0.tgz",
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+      "dependencies": {
+        "get-intrinsic": "^1.2.4"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
+    },
+    "node_modules/es-errors": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/es-errors/-/es-errors-1.3.0.tgz",
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+      "engines": {
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+      }
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       "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.64.tgz",
@@ -1203,16 +1231,16 @@
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-      "resolved": "https://registry.npmjs.org/express/-/express-4.18.2.tgz",
-      "integrity": "sha512-5/PsL6iGPdfQ/lKM1UuielYgv3BUoJfz1aUwU9vHZ+J7gyvwdQXFEBIEIaxeGf0GIcreATNyBExtalisDbuMqQ==",
+      "version": "4.19.2",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.19.2.tgz",
+      "integrity": "sha512-5T6nhjsT+EOMzuck8JjBHARTHfMht0POzlA60WV2pMD3gyXw2LZnZ+ueGdNxG+0calOJcWKbpFcuzLZ91YWq9Q==",
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         "accepts": "~1.3.8",
         "array-flatten": "1.1.1",
-        "body-parser": "1.20.1",
+        "body-parser": "1.20.2",
         "content-disposition": "0.5.4",
         "content-type": "~1.0.4",
-        "cookie": "0.5.0",
+        "cookie": "0.6.0",
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         "debug": "2.6.9",
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@@ -1452,15 +1480,19 @@
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-      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.2.tgz",
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+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.4.tgz",
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+        "es-errors": "^1.3.0",
         "function-bind": "^1.1.2",
         "has-proto": "^1.0.1",
         "has-symbols": "^1.0.3",
         "hasown": "^2.0.0"
       },
+      "engines": {
+        "node": ">= 0.4"
+      },
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
       }
@@ -1552,11 +1584,11 @@
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+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/has-property-descriptors/-/has-property-descriptors-1.0.2.tgz",
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-        "get-intrinsic": "^1.2.2"
+        "es-define-property": "^1.0.0"
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         "url": "https://github.com/sponsors/ljharb"
@@ -2292,9 +2324,9 @@
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-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.3.tgz",
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+      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
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       "funding": {
         "url": "https://github.com/sponsors/ljharb"
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@@ -2771,9 +2803,9 @@
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-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.1.tgz",
-      "integrity": "sha512-qqJBtEyVgS0ZmPGdCFPWJ3FreoqvG4MVQln/kCgF7Olq95IbOp0/BWyMwbdtn4VTvkM8Y7khCQ2Xgk/tcrCXig==",
+      "version": "2.5.2",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.2.tgz",
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@@ -3021,6 +3053,22 @@
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+    "node_modules/set-function-length": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",
+      "integrity": "sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==",
+      "dependencies": {
+        "define-data-property": "^1.1.4",
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2",
+        "get-intrinsic": "^1.2.4",
+        "gopd": "^1.0.1",
+        "has-property-descriptors": "^1.0.2"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      }
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@@ -3064,13 +3112,17 @@
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-      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
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+      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.6.tgz",
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-        "call-bind": "^1.0.0",
-        "get-intrinsic": "^1.0.2",
-        "object-inspect": "^1.9.0"
+        "call-bind": "^1.0.7",
+        "es-errors": "^1.3.0",
+        "get-intrinsic": "^1.2.4",
+        "object-inspect": "^1.13.1"
+      },
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+        "node": ">= 0.4"
       },
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
@@ -4102,12 +4154,12 @@
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+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.20.2.tgz",
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         "bytes": "3.1.2",
-        "content-type": "~1.0.4",
+        "content-type": "~1.0.5",
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@@ -4115,7 +4167,7 @@
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         "qs": "6.11.0",
-        "raw-body": "2.5.1",
+        "raw-body": "2.5.2",
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@@ -4212,12 +4264,15 @@
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-      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
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+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.7.tgz",
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-        "function-bind": "^1.1.1",
-        "get-intrinsic": "^1.0.2"
+        "es-define-property": "^1.0.0",
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2",
+        "get-intrinsic": "^1.2.4",
+        "set-function-length": "^1.2.1"
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@@ -4360,9 +4415,9 @@
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-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.5.0.tgz",
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@@ -4453,13 +4508,13 @@
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-        "gopd": "^1.0.1",
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@@ -4618,6 +4673,19 @@
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+    "es-define-property": {
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+      "resolved": "https://registry.npmjs.org/es-define-property/-/es-define-property-1.0.0.tgz",
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+      "requires": {
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+    "es-errors": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/es-errors/-/es-errors-1.3.0.tgz",
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@@ -4750,16 +4818,16 @@
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+      "version": "4.19.2",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.19.2.tgz",
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         "array-flatten": "1.1.1",
-        "body-parser": "1.20.1",
+        "body-parser": "1.20.2",
         "content-disposition": "0.5.4",
         "content-type": "~1.0.4",
-        "cookie": "0.5.0",
+        "cookie": "0.6.0",
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@@ -4940,10 +5008,11 @@
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     },
     "get-intrinsic": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.2.tgz",
-      "integrity": "sha512-0gSo4ml/0j98Y3lngkFEot/zhiCeWsbYIlZ+uZOVgzLyLaUw7wxUL+nCTP0XJvJg1AXulJRI3UJi8GsbDuxdGA==",
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.4.tgz",
+      "integrity": "sha512-5uYhsJH8VJBTv7oslg4BznJYhDoRI6waYCxMmCdnTrcCrHA/fCFKoTFz2JKKE0HdDFUF7/oQuhzumXJK7paBRQ==",
       "requires": {
+        "es-errors": "^1.3.0",
         "function-bind": "^1.1.2",
         "has-proto": "^1.0.1",
         "has-symbols": "^1.0.3",
@@ -5012,11 +5081,11 @@
       "dev": true
     },
     "has-property-descriptors": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/has-property-descriptors/-/has-property-descriptors-1.0.1.tgz",
-      "integrity": "sha512-VsX8eaIewvas0xnvinAe9bw4WfIeODpGYikiWYLH+dma0Jw6KHYqWiWfhQlgOVK8D6PvjubK5Uc4P0iIhIcNVg==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/has-property-descriptors/-/has-property-descriptors-1.0.2.tgz",
+      "integrity": "sha512-55JNKuIW+vq4Ke1BjOTjM2YctQIvCT7GFzHwmfZPGo5wnrgkid0YQtnAleFSqumZm4az3n2BS+erby5ipJdgrg==",
       "requires": {
-        "get-intrinsic": "^1.2.2"
+        "es-define-property": "^1.0.0"
       }
     },
     "has-proto": {
@@ -5545,9 +5614,9 @@
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     },
     "object-inspect": {
-      "version": "1.12.3",
-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.3.tgz",
-      "integrity": "sha512-geUvdk7c+eizMNUDkRpW1wJwgfOiOeHbxBR/hLXK1aT6zmVSO0jsQcs7fj6MGw89jC/cjGfLcNOrtMYtGqm81g=="
+      "version": "1.13.1",
+      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
+      "integrity": "sha512-5qoj1RUiKOMsCCNLV1CBiPYE10sziTsnmNxkAI/rZhiD63CF7IqdFGC/XzjWjpSgLf0LxXX3bDFIh0E18f6UhQ=="
     },
     "object-is": {
       "version": "1.1.5",
@@ -5891,9 +5960,9 @@
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     },
     "raw-body": {
-      "version": "2.5.1",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.1.tgz",
-      "integrity": "sha512-qqJBtEyVgS0ZmPGdCFPWJ3FreoqvG4MVQln/kCgF7Olq95IbOp0/BWyMwbdtn4VTvkM8Y7khCQ2Xgk/tcrCXig==",
+      "version": "2.5.2",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.5.2.tgz",
+      "integrity": "sha512-8zGqypfENjCIqGhgXToC8aB2r7YrBX+AQAfIPs/Mlk+BtPTztOvTS01NRW/3Eh60J+a48lt8qsCzirQ6loCVfA==",
       "requires": {
         "bytes": "3.1.2",
         "http-errors": "2.0.0",
@@ -6083,6 +6152,19 @@
         "send": "0.18.0"
       }
     },
+    "set-function-length": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",
+      "integrity": "sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==",
+      "requires": {
+        "define-data-property": "^1.1.4",
+        "es-errors": "^1.3.0",
+        "function-bind": "^1.1.2",
+        "get-intrinsic": "^1.2.4",
+        "gopd": "^1.0.1",
+        "has-property-descriptors": "^1.0.2"
+      }
+    },
     "set-function-name": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/set-function-name/-/set-function-name-2.0.1.tgz",
@@ -6117,13 +6199,14 @@
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     },
     "side-channel": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.4.tgz",
-      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.6.tgz",
+      "integrity": "sha512-fDW/EZ6Q9RiO8eFG8Hj+7u/oW+XrPTIChwCOM2+th2A6OblDtYYIpve9m+KvI9Z4C9qSEXlaGR6bTEYHReuglA==",
       "requires": {
-        "call-bind": "^1.0.0",
-        "get-intrinsic": "^1.0.2",
-        "object-inspect": "^1.9.0"
+        "call-bind": "^1.0.7",
+        "es-errors": "^1.3.0",
+        "get-intrinsic": "^1.2.4",
+        "object-inspect": "^1.13.1"
       }
     },
     "signal-exit": {
diff --git a/backend/package.json b/backend/package.json
index b154a4d..601d2f9 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -26,7 +26,7 @@
     "cors": "^2.8.5",
     "cron": "^3.1.6",
     "dotenv": "^16.0.3",
-    "express": "^4.18.2",
+    "express": "^4.19.2",
     "express-fileupload": "^1.4.0",
     "express-session": "^1.17.3",
     "fs": "^0.0.1-security",