diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 2f1593e..7663323 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -17,7 +17,7 @@
 				"dicom-parser": "^1.8.21",
 				"svelte-select": "^5.8.3",
 				"sveltekit-superforms": "^2.30.2",
-				"zod": "^3.25.76"
+				"zod": "^4.6.7"
 			},
 			"devDependencies": {
 				"@playwright/test": "^1.62.1",
@@ -1641,6 +1641,72 @@
 				"node": ">=14.0.0"
 			}
 		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/core": {
+			"version": "1.11.1",
+			"dev": true,
+			"inBundle": true,
+			"license": "MIT",
+			"optional": true,
+			"dependencies": {
+				"@emnapi/wasi-threads": "1.2.2",
+				"tslib": "^2.4.0"
+			}
+		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/runtime": {
+			"version": "1.11.1",
+			"dev": true,
+			"inBundle": true,
+			"license": "MIT",
+			"optional": true,
+			"dependencies": {
+				"tslib": "^2.4.0"
+			}
+		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/wasi-threads": {
+			"version": "1.2.2",
+			"dev": true,
+			"inBundle": true,
+			"license": "MIT",
+			"optional": true,
+			"dependencies": {
+				"tslib": "^2.4.0"
+			}
+		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@napi-rs/wasm-runtime": {
+			"version": "1.1.4",
+			"dev": true,
+			"inBundle": true,
+			"license": "MIT",
+			"optional": true,
+			"dependencies": {
+				"@tybys/wasm-util": "^0.10.1"
+			},
+			"funding": {
+				"type": "github",
+				"url": "https://github.com/sponsors/Brooooooklyn"
+			},
+			"peerDependencies": {
+				"@emnapi/core": "^1.7.1",
+				"@emnapi/runtime": "^1.7.1"
+			}
+		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@tybys/wasm-util": {
+			"version": "0.10.2",
+			"dev": true,
+			"inBundle": true,
+			"license": "MIT",
+			"optional": true,
+			"dependencies": {
+				"tslib": "^2.4.0"
+			}
+		},
+		"node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/tslib": {
+			"version": "2.8.1",
+			"dev": true,
+			"inBundle": true,
+			"license": "0BSD",
+			"optional": true
+		},
 		"node_modules/@tailwindcss/oxide-win32-arm64-msvc": {
 			"version": "4.3.3",
 			"resolved": "https://registry.npmjs.org/@tailwindcss/oxide-win32-arm64-msvc/-/oxide-win32-arm64-msvc-4.3.3.tgz",
@@ -4016,16 +4082,6 @@
 				}
 			}
 		},
-		"node_modules/sveltekit-superforms/node_modules/zod": {
-			"version": "4.4.3",
-			"resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
-			"integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
-			"license": "MIT",
-			"optional": true,
-			"funding": {
-				"url": "https://github.com/sponsors/colinhacks"
-			}
-		},
 		"node_modules/tailwindcss": {
 			"version": "4.3.3",
 			"resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-4.3.3.tgz",
@@ -4387,9 +4443,9 @@
 			"license": "MIT"
 		},
 		"node_modules/zod": {
-			"version": "3.25.76",
-			"resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-			"integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+			"version": "4.6.7",
+			"resolved": "https://registry.npmjs.org/zod/-/zod-4.6.7.tgz",
+			"integrity": "sha512-g8W2D2kU6a8untc053fX1uVBKzM7yqAxW/3zwk83+6RyF2+SKOuV+c0wBDhUwzV1PaGapmZH+rmcUzPf+3CGwg==",
 			"license": "MIT",
 			"funding": {
 				"url": "https://github.com/sponsors/colinhacks"
diff --git a/frontend/package.json b/frontend/package.json
index d6d7a1a..6e57727 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -34,7 +34,7 @@
 		"dicom-parser": "^1.8.21",
 		"svelte-select": "^5.8.3",
 		"sveltekit-superforms": "^2.30.2",
-		"zod": "^3.25.76"
+		"zod": "^4.6.7"
 	},
 	"overrides": {
 		"cookie": "^0.7.2",