diff --git a/package-lock.json b/package-lock.json
index a83bbc0ece..f7c8538ce5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -503,6 +503,20 @@
         "typescript": "^5.0.4"
       }
     },
+    "libraries/validation-tools": {
+      "name": "@overleaf/validation-tools",
+      "version": "1.0.0",
+      "license": "AGPL-3.0-only",
+      "dependencies": {
+        "@overleaf/o-error": "*",
+        "mongodb": "^6.12.0",
+        "zod": "^4.1.8"
+      },
+      "devDependencies": {
+        "typescript": "^5.0.4",
+        "vitest": "^3.2.4"
+      }
+    },
     "node_modules/@adobe/css-tools": {
       "version": "4.4.2",
       "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.4.2.tgz",
@@ -14784,6 +14798,10 @@
       "resolved": "services/tpdsworker",
       "link": true
     },
+    "node_modules/@overleaf/validation-tools": {
+      "resolved": "libraries/validation-tools",
+      "link": true
+    },
     "node_modules/@overleaf/web": {
       "resolved": "services/web",
       "link": true
@@ -50533,9 +50551,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.0.17",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.0.17.tgz",
-      "integrity": "sha512-1PHjlYRevNxxdy2JZ8JcNAw7rX8V9P1AKkP+x/xZfxB0K5FYfuV+Ug6P/6NVSR2jHQ+FzDDoDHS04nYUsOIyLQ==",
+      "version": "4.1.8",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.1.8.tgz",
+      "integrity": "sha512-5R1P+WwQqmmMIEACyzSvo4JXHY5WiAFHRMg+zBZKgKS+Q1viRa0C1hmUKtHltoIFKtIdki3pRxkmpP74jnNYHQ==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
@@ -52434,6 +52452,7 @@
         "@overleaf/redis-wrapper": "*",
         "@overleaf/settings": "*",
         "@overleaf/stream-utils": "*",
+        "@overleaf/validation-tools": "*",
         "@phosphor-icons/react": "^2.1.7",
         "@slack/webhook": "^7.0.2",
         "@stripe/react-stripe-js": "^3.9.0",