# CVE-2025-7259: Certain Queries with Duplicate _id Fields May Cause MongoDB Server to Crash

> CVE-2025-7259: Certain Queries with Duplicate _id Fields May Cause MongoDB Server to Crash. CVSS 6.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-7259
Last updated: 2026-06-17T10:04:36Z

- Published: 2025-07-07 15:59 UTC · Updated: 2026-06-17 10:04 UTC · Assigner: mongodb
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS: 0.35%, 28th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-843

## Description

An authorized user can issue queries with duplicate \_id fields, that leads to unexpected behavior in MongoDB Server, which may result to crash. This issue can only be triggered by authorized users and cause Denial of Service. This issue affects MongoDB Server v8.1 version 8.1.0.

## Affected vendors and products

- MongoDB Inc: MongoDB Server

## Tracked companies

- [MongoDB Atlas](https://rewindex.com/company/mongodb-atlas.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-7259)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-7259)
- [https://jira.mongodb.org/browse/SERVER-102693](https://jira.mongodb.org/browse/SERVER-102693)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-7259 · Markdown: https://rewindex.com/cve/CVE-2025-7259.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-7259 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:09:26.700Z