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CVE-2026-88031: CWE-943: Improper Neutralization of Special Elements in Data Query Logic in MongoDB Go Driver

0
Medium
VulnerabilityCVE-2026-88031cvecve-2026-88031cwe-943
Published: 09/10/2026 (09/10/2026, 17:59:35 UTC)
Source: CVE Database V5
Vendor/Project: MongoDB
Product: Go Driver

Description

Improper neutralization of special elements in data query logic in the GridFS component of the MongoDB Go Driver can cause a caller-supplied structured file identifier to be interpreted as a query condition rather than as a literal identifier. An authenticated user who can influence the identifier passed by an affected application may cause all GridFS file chunks in the affected bucket to be removed, rendering stored file content unreadable.

CVSS v4.0

Score 6.1medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
None
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:N/VI:H/VA:H/SC:N/SI:N/SA:N

Affected software

MongoDB

Go Driver

Affected versions
>=1.0.0 <1.17.10>=2.0.0 <2.9.1
github.com/mongodb/mongo-go-driver
pkg:golang/github.com/mongodb/mongo-go-driver
Affected versions
>=1.0.0 <1.17.10>=2.0.0 <2.9.1

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/10/2026, 18:21:25 UTC

Technical Analysis

This vulnerability arises from improper neutralization of special elements in data query logic within the GridFS component of the MongoDB Go Driver. Specifically, a caller-supplied structured file identifier can be interpreted as a query condition rather than a literal identifier. An authenticated user who can influence the identifier passed by an application using the affected driver versions may exploit this to delete all GridFS file chunks in the targeted bucket, resulting in data loss or unreadable stored files. The affected versions are MongoDB Go Driver versions >=1.0.0 <1.17.10 and >=2.0.0 <2.9.1. The CVSS 4.0 score is 6.1, indicating a medium severity vulnerability.

Potential Impact

An authenticated user with the ability to influence the file identifier can cause all GridFS file chunks in the affected bucket to be removed. This leads to the stored file content becoming unreadable, effectively causing data loss or denial of access to stored files within the application using the vulnerable MongoDB Go Driver versions.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, applications should carefully validate and sanitize any user-influenced identifiers passed to GridFS operations to prevent them from being interpreted as query conditions.

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Technical Details

Data Version
5.2
Assigner Short Name
mongodb
Date Reserved
2026-09-09T19:49:39.183Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aa2f19e4383f50f43af614f

Added to database: 09/10/2026, 18:06:22 UTC

Last enriched: 09/10/2026, 18:21:25 UTC

Last updated: 09/10/2026, 18:44:06 UTC

Views: 6

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