Geospatial Validation Flaw in MongoDB Server Impacting Data Integrity
CVE-2026-18700

6MEDIUM

Key Information:

Vendor

Mongodb
Status
Mongodb Server
Vendor
CVE Published:
11 August 2026

What is CVE-2026-18700?

A vulnerability in MongoDB Server's geospatial validation allows an authenticated user with write privileges to exploit concurrent operations. This flaw can lead to the usage of internal references after the associated memory has been freed, potentially causing server crashes and subsequent denial of service. Proper validation mechanisms and safeguards are essential to prevent such disruptive actions within the database environment.

Affected Version(s)

MongoDB Server 8.3.0 < 8.3.8

MongoDB Server 8.0 < 8.0.29

MongoDB Server 7.0 < 7.0.40

References

https://jira.mongodb.org/browse/SERVER-130117

CVSS V4

Score:
6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.