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CVE-2026-89099: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in MongoDB MongoDB Server

0
High
VulnerabilityCVE-2026-89099cvecve-2026-89099cwe-362
Published: 09/11/2026 (09/11/2026, 17:39:58 UTC)
Source: CVE Database V5
Vendor/Project: MongoDB
Product: MongoDB Server

Description

A race condition in the document value layer of MongoDB Server can allow concurrent server threads to operate on the same internal memory without synchronization, leading to memory corruption. An authenticated user holding ordinary read-write privileges on a database may be able to trigger this condition over the normal client protocol, resulting in server termination and potential corruption of process memory with user-influenced content. Successful use of this issue may impact the confidentiality, integrity, and availability of the affected server process.

CVSS v4.0

Score 7.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected software

MongoDB

MongoDB Server

Affected versions
>=8.3.0 <8.3.11>=8.0 <8.0.32>=7.0 <7.0.43

Technical Details

Data Version
5.2
Assigner Short Name
mongodb
Date Reserved
2026-09-10T21:32:39.519Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aa43eaf91cc7f384877adfa

Added to database: 09/11/2026, 17:47:27 UTC

Last updated: 09/11/2026, 17:47:27 UTC

Views: 1

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