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fix arbitrary code execution via mongostory route #136

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fix arbitrary code execution via mongostory route #136

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17 changes: 12 additions & 5 deletions apps/mongostory/app/api/mongodb-playground/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -14,11 +14,18 @@ export async function POST(req: Request) {
const client = await clientPromise
const db = client.db("mongostory")

// Execute the query in a safe sandbox environment
const result = await eval(`(async () => {
const db = client.db("mongostory")
return ${query}
})()`)
// Validate and execute the query securely
if (typeof query !== "object" || query === null) {
throw new Error("Invalid query format. Query must be a non-null object.");
}

// Example: Allow only find operations with specific constraints
if (!query.collection || !query.filter || typeof query.collection !== "string" || typeof query.filter !== "object") {
throw new Error("Invalid query structure. Must include 'collection' (string) and 'filter' (object).");
}

const collection = db.collection(query.collection);
const result = await collection.find(query.filter).toArray();

return NextResponse.json({
success: true,
Expand Down