CVE-2026-82057

MongoDB is affected by a type confusion in its WiredTiger storage engine . An authenticated user with readWrite privileges can specify a custom WiredTiger storage configuration option with an incompatible value during collection creation. When documents are subsequently read from the misconfigure...

CVE-2026-82057 Type Confusion in MongoDB Server WiredTiger Storage Engine via Custom Collection Configuration Leads to Persistent Denial of Service

A security issue was discovered in MongoDB where an authenticated user with readWrite privileges could crash the mongod server process. By specifying a custom WiredTiger storage configuration option with an incompatible value during collection creation, a user could cause a type confusion in the...