diff --git a/frontend/app/package.json b/frontend/app/package.json
index 55e2e8df..544daf3c 100644
--- a/frontend/app/package.json
+++ b/frontend/app/package.json
@@ -55,7 +55,7 @@
     "react-dom": "^19.2.7",
     "react-hook-form": "^7.87.0",
     "react-resizable-panels": "^4.12.3",
-    "react-router": "^7.18.0",
+    "react-router": "^8.3.1",
     "recharts": "^3.10.1",
     "sonner": "^2.0.8",
     "tailwind-merge": "^3.6.0",
diff --git a/frontend/app/pnpm-lock.yaml b/frontend/app/pnpm-lock.yaml
index b9ab0580..918b23ca 100644
--- a/frontend/app/pnpm-lock.yaml
+++ b/frontend/app/pnpm-lock.yaml
@@ -141,8 +141,8 @@ importers:
         specifier: ^4.12.3
         version: 4.12.3(react-dom@19.2.7(react@19.2.8))(react@19.2.8)
       react-router:
-        specifier: ^7.18.0
-        version: 7.18.0(react-dom@19.2.7(react@19.2.8))(react@19.2.8)
+        specifier: ^8.3.1
+        version: 8.3.1(react-dom@19.2.7(react@19.2.8))(react@19.2.8)
       recharts:
         specifier: ^3.10.1
         version: 3.10.1(@types/react@19.2.18)(react-dom@19.2.7(react@19.2.8))(react-is@18.3.1)(react@19.2.8)(redux@5.0.1)
@@ -1779,9 +1779,8 @@ packages:
   convert-source-map@2.0.0:
     resolution: {integrity: sha512-Kvp459HrV2FEJ1CAsi1Ku+MY3kasH19TFykTz2xWmMeq6bk2NU3XXvfJ+Q61m0xktWwt+1HSYf3JZsTms3aRJg==}
 
-  cookie@1.1.1:
-    resolution: {integrity: sha512-ei8Aos7ja0weRpFzJnEA9UHJ/7XQmqglbRwnf2ATjcB9Wq874VKH9kfjjirM6UhU2/E5fFYadylyhFldcqSidQ==}
-    engines: {node: '>=18'}
+  cookie-es@3.1.1:
+    resolution: {integrity: sha512-UaXxwISYJPTr9hwQxMFYZ7kNhSXboMXP+Z3TRX6f1/NyaGPfuNUZOWP1pUEb75B2HjfklIYLVRfWiFZJyC6Npg==}
 
   cross-spawn@7.0.6:
     resolution: {integrity: sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==}
@@ -2357,12 +2356,12 @@ packages:
       react: ^18.0.0 || ^19.0.0
       react-dom: ^18.0.0 || ^19.0.0
 
-  react-router@7.18.0:
-    resolution: {integrity: sha512-pTTGt8J+ji1NOmYnjzT+bAJy/1zD+Jp4ziO6cL7T3ZLvXKtusO7BpFqlRXitqpcPVqllsIXFHRMt+2/k3Xn6HQ==}
-    engines: {node: '>=20.0.0'}
+  react-router@8.3.1:
+    resolution: {integrity: sha512-TEOpiO2g0TJHEOJeRVv4amUFun9v1npCKszvcquNvzETUtJ8udV86ah5eFoHT7g26bsBvT6EiIhqulR8eDF++A==}
+    engines: {node: '>=22.22.0'}
     peerDependencies:
-      react: '>=18'
-      react-dom: '>=18'
+      react: '>=19.2.7'
+      react-dom: '>=19.2.7'
     peerDependenciesMeta:
       react-dom:
         optional: true
@@ -2421,9 +2420,6 @@ packages:
     engines: {node: '>=10'}
     hasBin: true
 
-  set-cookie-parser@2.7.2:
-    resolution: {integrity: sha512-oeM1lpU/UvhTxw+g3cIfxXHyJRc/uidd3yK1P242gzHds0udQBYzs3y8j4gCCW+ZJ7ad0yctld8RYO+bdurlvw==}
-
   shebang-command@2.0.0:
     resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
     engines: {node: '>=8'}
@@ -4053,7 +4049,7 @@ snapshots:
 
   convert-source-map@2.0.0: {}
 
-  cookie@1.1.1: {}
+  cookie-es@3.1.1: {}
 
   cross-spawn@7.0.6:
     dependencies:
@@ -4586,11 +4582,10 @@ snapshots:
       react: 19.2.8
       react-dom: 19.2.7(react@19.2.8)
 
-  react-router@7.18.0(react-dom@19.2.7(react@19.2.8))(react@19.2.8):
+  react-router@8.3.1(react-dom@19.2.7(react@19.2.8))(react@19.2.8):
     dependencies:
-      cookie: 1.1.1
+      cookie-es: 3.1.1
       react: 19.2.8
-      set-cookie-parser: 2.7.2
     optionalDependencies:
       react-dom: 19.2.7(react@19.2.8)
 
@@ -4671,8 +4666,6 @@ snapshots:
 
   semver@7.8.5: {}
 
-  set-cookie-parser@2.7.2: {}
-
   shebang-command@2.0.0:
     dependencies:
       shebang-regex: 3.0.0