{"cve":"CVE-2022-48282","nvd":{"published":"2023-02-21T19:15:10.827","modified":"2026-06-17T05:14:54.437","status":"Modified","description":"Under very specific circumstances (see Required configuration section below), a privileged user is able to cause arbitrary code to be executed which may cause further disruption to services. This is specific to applications written in C#. This affects all MongoDB .NET/C# Driver versions prior to and including v2.18.0\n\nFollowing configuration must be true for the vulnerability to be applicable:  *  Application must written in C# taking arbitrary data from users and serializing data using _t without any validation AND\n  *  Application must be running on a Windows host using the full .NET Framework, not .NET Core AND\n  *  Application must have domain model class with a property/field explicitly of type System.Object or a collection of type System.Object (against MongoDB best practice) AND\n  *  Malicious attacker must have unrestricted insert access to target database to add a _t discriminator.\"Following configuration must be true for the vulnerability to be applicable","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-502"],"references":["https://github.com/mongodb/mongo-csharp-driver/releases/tag/v2.19.0","https://jira.mongodb.org/browse/CSHARP-4475","https://github.com/mongodb/mongo-csharp-driver/releases/tag/v2.19.0","https://jira.mongodb.org/browse/CSHARP-4475","https://security.netapp.com/advisory/ntap-20230324-0003/"],"products":["mongodb:c\\#_driver"],"source":"nvd","synced_at":"2026-10-19T21:37:38.595364862+00:00"},"epss":{"cve":"CVE-2022-48282","score":0.01379,"percentile":0.72113,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}