Vulnerability Bulletins

CVE-2026-13055

   
Affected software MONGODB
 
The `$_internalIndexKey` aggregation expression can be used by any authenticated user to crash a MongoDB server (mongod). The expression fails to handle compound wildcard index specifications, triggering an internal consistency check that aborts the server process. The user must be able to run an aggregation pipeline.

Link:

https://nvd.nist.gov/vuln/detail/CVE-2026-13055