diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 221b29a..9f306c7 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -11,6 +11,7 @@
       "dependencies": {
         "axios": "^1.9.0",
         "react": "^19.1.0",
+        "react-cookie": "^8.0.1",
         "react-dom": "^19.1.0",
         "react-router-dom": "^7.5.3"
       },
@@ -1115,6 +1116,25 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/hoist-non-react-statics": {
+      "version": "3.3.6",
+      "resolved": "https://registry.npmjs.org/@types/hoist-non-react-statics/-/hoist-non-react-statics-3.3.6.tgz",
+      "integrity": "sha512-lPByRJUer/iN/xa4qpyL0qmL11DqNW81iU/IG1S3uvRUq4oKagz8VCxZjiWkumgt66YT3vOdDgZ0o32sGKtCEw==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/react": "*",
+        "hoist-non-react-statics": "^3.3.0"
+      }
+    },
+    "node_modules/@types/react": {
+      "version": "19.1.5",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-19.1.5.tgz",
+      "integrity": "sha512-piErsCVVbpMMT2r7wbawdZsq4xMvIAhQuac2gedQHysu1TZYEigE6pnFfgZT+/jQnrRuF5r+SHzuehFjfRjr4g==",
+      "license": "MIT",
+      "dependencies": {
+        "csstype": "^3.0.2"
+      }
+    },
     "node_modules/@vitejs/plugin-react": {
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/@vitejs/plugin-react/-/plugin-react-4.4.1.tgz",
@@ -1247,6 +1267,12 @@
         "node": ">=18"
       }
     },
+    "node_modules/csstype": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.3.tgz",
+      "integrity": "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw==",
+      "license": "MIT"
+    },
     "node_modules/debug": {
       "version": "4.4.0",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.0.tgz",
@@ -1573,6 +1599,15 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/hoist-non-react-statics": {
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/hoist-non-react-statics/-/hoist-non-react-statics-3.3.2.tgz",
+      "integrity": "sha512-/gGivxi8JPKWNm/W0jSmzcMPpfpPLc3dY/6GxhX2hQ9iGj3aDfklV4ET7NjKpSinLpJ5vafa9iiGIEZg10SfBw==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "react-is": "^16.7.0"
+      }
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -1743,6 +1778,20 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/react-cookie": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/react-cookie/-/react-cookie-8.0.1.tgz",
+      "integrity": "sha512-QNdAd0MLuAiDiLcDU/2s/eyKmmfMHtjPUKJ2dZ/5CcQ9QKUium4B3o61/haq6PQl/YWFqC5PO8GvxeHKhy3GFA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/hoist-non-react-statics": "^3.3.6",
+        "hoist-non-react-statics": "^3.3.2",
+        "universal-cookie": "^8.0.0"
+      },
+      "peerDependencies": {
+        "react": ">= 16.3.0"
+      }
+    },
     "node_modules/react-dom": {
       "version": "19.1.0",
       "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.1.0.tgz",
@@ -1755,6 +1804,12 @@
         "react": "^19.1.0"
       }
     },
+    "node_modules/react-is": {
+      "version": "16.13.1",
+      "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.13.1.tgz",
+      "integrity": "sha512-24e6ynE2H+OKt4kqsOvNd8kBpV65zoxbA4BVsEOB3ARVWQki/DHzaUoC5KuON/BiccDaCCTZBuOcfZs70kR8bQ==",
+      "license": "MIT"
+    },
     "node_modules/react-refresh": {
       "version": "0.17.0",
       "resolved": "https://registry.npmjs.org/react-refresh/-/react-refresh-0.17.0.tgz",
@@ -1899,6 +1954,15 @@
       "integrity": "sha512-FHncC10WpBd2eOmGwpmQsWLDoK4cqsA/UT/GqNoaKOQnT8uzhtCbg3EoUDMvqpOSAI0S26mr0rkjzbOO6S3v1g==",
       "license": "ISC"
     },
+    "node_modules/universal-cookie": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/universal-cookie/-/universal-cookie-8.0.1.tgz",
+      "integrity": "sha512-B6ks9FLLnP1UbPPcveOidfvB9pHjP+wekP2uRYB9YDfKVpvcjKgy1W5Zj+cEXJ9KTPnqOKGfVDQBmn8/YCQfRg==",
+      "license": "MIT",
+      "dependencies": {
+        "cookie": "^1.0.2"
+      }
+    },
     "node_modules/update-browserslist-db": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.1.3.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index b16cbdb..0ee3e6e 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -15,6 +15,7 @@
   "dependencies": {
     "axios": "^1.9.0",
     "react": "^19.1.0",
+    "react-cookie": "^8.0.1",
     "react-dom": "^19.1.0",
     "react-router-dom": "^7.5.3"
   },
diff --git a/frontend/src/pages/admin/AdminStudentAssignment.jsx b/frontend/src/pages/admin/AdminStudentAssignment.jsx
index 06e82cb..3ff03d3 100644
--- a/frontend/src/pages/admin/AdminStudentAssignment.jsx
+++ b/frontend/src/pages/admin/AdminStudentAssignment.jsx
@@ -14,6 +14,10 @@ import {
 
 const AdminStudentAssignment = () => {
   const { studentId, week } = useParams();
+  if (!studentId || !week) {
+    console.warn("studentId 또는 week 없음", { studentId, week });
+    return <div>잘못된 접근입니다.</div>; // 또는 로딩 UI
+  }
   const [studentInfo, setStudentInfo] = useState(null);
   const [weeks, setWeeks] = useState([]);
   const [highlightCard, setHighlightCard] = useState(null);