diff --git a/app/frontend/package-lock.json b/app/frontend/package-lock.json
index bf1e31f92e..3ab2bc07c8 100644
--- a/app/frontend/package-lock.json
+++ b/app/frontend/package-lock.json
@@ -8,7 +8,7 @@
       "name": "frontend",
       "version": "0.0.0",
       "dependencies": {
-        "@azure/msal-browser": "^3.26.1",
+        "@azure/msal-browser": "^4.9.1",
         "@azure/msal-react": "^2.2.0",
         "@fluentui/react": "^8.112.5",
         "@fluentui/react-components": "^9.56.2",
@@ -61,20 +61,22 @@
       }
     },
     "node_modules/@azure/msal-browser": {
-      "version": "3.27.0",
-      "resolved": "https://registry.npmjs.org/@azure/msal-browser/-/msal-browser-3.27.0.tgz",
-      "integrity": "sha512-+b4ZKSD8+vslCtVRVetkegEhOFMLP3rxDWJY212ct+2r6jVg6OSQKc1Qz3kCoXo0FgwaXkb+76TMZfpHp8QtgA==",
+      "version": "4.9.1",
+      "resolved": "https://registry.npmjs.org/@azure/msal-browser/-/msal-browser-4.9.1.tgz",
+      "integrity": "sha512-GTKj/2xvgD918xULWRwoJ3kiCCZNzeopxa/nDfMC4o6KzrnuWbT3K1AtIFUxok9yC6VrUOgIZXMygky06xDA1g==",
+      "license": "MIT",
       "dependencies": {
-        "@azure/msal-common": "14.16.0"
+        "@azure/msal-common": "15.4.0"
       },
       "engines": {
         "node": ">=0.8.0"
       }
     },
     "node_modules/@azure/msal-common": {
-      "version": "14.16.0",
-      "resolved": "https://registry.npmjs.org/@azure/msal-common/-/msal-common-14.16.0.tgz",
-      "integrity": "sha512-1KOZj9IpcDSwpNiQNjt0jDYZpQvNZay7QAEi/5DLubay40iGYtLzya/jbjRPLyOTZhEKyL1MzPuw2HqBCjceYA==",
+      "version": "15.4.0",
+      "resolved": "https://registry.npmjs.org/@azure/msal-common/-/msal-common-15.4.0.tgz",
+      "integrity": "sha512-reeIUDXt6Xc+FpCBDEbUFQWvJ6SjE0JwsGYIfa3ZCR6Tpzjc9J1v+/InQgfCeJzfTRd7PDJVxI6TSzOmOd7+Ag==",
+      "license": "MIT",
       "engines": {
         "node": ">=0.8.0"
       }
diff --git a/app/frontend/package.json b/app/frontend/package.json
index 143c5f1078..46be60436d 100644
--- a/app/frontend/package.json
+++ b/app/frontend/package.json
@@ -12,7 +12,7 @@
     "preview": "vite preview"
   },
   "dependencies": {
-    "@azure/msal-browser": "^3.26.1",
+    "@azure/msal-browser": "^4.9.1",
     "@azure/msal-react": "^2.2.0",
     "@fluentui/react": "^8.112.5",
     "@fluentui/react-components": "^9.56.2",