diff --git a/apps/web/package.json b/apps/web/package.json
index 79ffbb0..51056d6 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -25,7 +25,7 @@
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4",
-    "@types/node": "^20",
+    "@types/node": "^26",
     "@types/react": "^19",
     "@types/react-dom": "^19",
     "drizzle-kit": "^0.31.4",
diff --git a/package-lock.json b/package-lock.json
index f03008f..8ce2f10 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36,7 +36,7 @@
       },
       "devDependencies": {
         "@tailwindcss/postcss": "^4",
-        "@types/node": "^20",
+        "@types/node": "^26.5.0",
         "@types/react": "^19",
         "@types/react-dom": "^19",
         "drizzle-kit": "^0.31.4",
@@ -2750,13 +2750,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.43",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.43.tgz",
-      "integrity": "sha512-6oYBAi5ikg4Pl+kGsoYtawUMBT2zZMCvPNF7pVLnHZfd1zf38DRiWn/gT01RYCdUqkv7Fhr+C9ot4/tb+2sVvA==",
+      "version": "26.5.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.5.0.tgz",
+      "integrity": "sha512-dVSGpriSoCgz8WnDNTuSSuSv1PC/ALXihO4ulRZt7Md8k9mlbdin3lGOcDE8SnWOgf513ByWlXd7BK4azmyg/A==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.9.0"
       }
     },
     "node_modules/@types/react": {
@@ -9187,9 +9187,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "8.9.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.9.0.tgz",
+      "integrity": "sha512-KTDyRTYX8sWmKXAikPHHSyc63CRPETMctyjKFupcC6OBLXT3xsN0e9aF7m+mIXutFWpUXuedtowG7iLOzp0kQg==",
       "dev": true,
       "license": "MIT"
     },
@@ -9474,7 +9474,7 @@
         "cursor-security-scan": "dist/cli.js"
       },
       "devDependencies": {
-        "@types/node": "^22.15.30",
+        "@types/node": "^26.5.0",
         "tsx": "^4.19.4",
         "typescript": "^5.8.3"
       },
@@ -9482,23 +9482,13 @@
         "node": ">=20"
       }
     },
-    "packages/cursor-security-mcp/node_modules/@types/node": {
-      "version": "22.20.1",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.20.1.tgz",
-      "integrity": "sha512-EANqOCF9QFyra+4pfxUcX9STKJpCLjMbObVzljIJomAWSnuSIEAvyzEU53GaajbXJEgdh0iEcPL+DGvpUd4k1Q==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "undici-types": "~6.21.0"
-      }
-    },
     "packages/masterfabric-next-sec": {
       "version": "0.1.0",
       "dependencies": {
         "server-only": "^0.0.1"
       },
       "devDependencies": {
-        "@types/node": "^20",
+        "@types/node": "^26.5.0",
         "@types/react": "^19",
         "next": "16.3.0",
         "next-auth": "^5.0.0-beta.29",
diff --git a/packages/cursor-security-mcp/package.json b/packages/cursor-security-mcp/package.json
index ae3963a..d716bef 100644
--- a/packages/cursor-security-mcp/package.json
+++ b/packages/cursor-security-mcp/package.json
@@ -41,7 +41,7 @@
     "zod": "^4.4.3"
   },
   "devDependencies": {
-    "@types/node": "^22.15.30",
+    "@types/node": "^26.5.0",
     "tsx": "^4.19.4",
     "typescript": "^5.8.3"
   }
diff --git a/packages/masterfabric-next-sec/package.json b/packages/masterfabric-next-sec/package.json
index 22e9051..f85dea6 100644
--- a/packages/masterfabric-next-sec/package.json
+++ b/packages/masterfabric-next-sec/package.json
@@ -70,7 +70,7 @@
     "server-only": "^0.0.1"
   },
   "devDependencies": {
-    "@types/node": "^20",
+    "@types/node": "^26",
     "@types/react": "^19",
     "next": "16.3.0",
     "next-auth": "^5.0.0-beta.29",