A race condition in the schema validation component of MongoDB Server can occur when concurrent writes are checked against a collection validator that uses geospatial query operators. The condition can be caused by an authenticated user with write privileges, and may result in the server terminating unexpectedly.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
MongoDB MongoDB Server unaffected
Version Status Constraints
9.0.0 affected < 9.0.7
8.3.0 affected < 8.3.16
8.0.0 affected < 8.0.37
7.0.0 affected < 7.0.48

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No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jira.mongodb.org/browse/SERVER-135655 cve-icon cve-icon
History

Tue, 10 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Description A race condition in the schema validation component of MongoDB Server can occur when concurrent writes are checked against a collection validator that uses geospatial query operators. The condition can be caused by an authenticated user with write privileges, and may result in the server terminating unexpectedly.
Title Post-authentication race condition in MongoDB Server geospatial schema validation
Weaknesses CWE-362
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mongodb

Published:

Updated: 2026-11-10T20:15:00.337Z

Reserved: 2026-11-02T22:54:33.808Z

Link: CVE-2026-120817

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T21:19:00.130

Modified: 2026-11-10T22:08:59.707

Link: CVE-2026-120817

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses