MongoDB Database Tools up to 100.20.0 mongorestore improper authorization

Summaryinfo

A vulnerability was found in MongoDB Database Tools up to 100.20.0 and classified as problematic. Affected is an unknown function of the component mongorestore. Executing a manipulation can lead to improper authorization. This vulnerability is tracked as CVE-2026-119675. The attack is restricted to local execution. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in MongoDB Database Tools up to 100.20.0. This vulnerability affects an unknown code of the component mongorestore. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

MongoDB Database Tools mongorestore inconsistently handles the system.buckets. prefix when validating collection names in an untrusted dump. A specially crafted collection name can bypass special-collection guards and operator namespace filters, causing a restore to create an unauthorized user-chosen database account, including an account with the root role. Exploitation requires an operator to restore unauthorized user-controlled data using credentials with sufficient user-management privileges on the destination deployment. Excluding the admin namespace alone does not prevent this behavior. This issue affects MongoDB Database Tools versions 100.4.0 through versions before 100.20.1.

The advisory is available at github.com. This vulnerability was named CVE-2026-119675 since 10/30/2026. The exploitation appears to be easy. Local access is required to approach this attack. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

Upgrading to version 100.20.1 eliminates this vulnerability.

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Productinfo

Type

• Database Software

Vendor

• MongoDB

Name

• Database Tools

Version

• 100.0
• 100.1
• 100.2
• 100.3
• 100.4
• 100.5
• 100.6
• 100.7
• 100.8
• 100.9
• 100.10
• 100.11
• 100.12
• 100.13
• 100.14
• 100.15
• 100.16
• 100.17
• 100.18
• 100.19
• 100.20.0

License

• open-source

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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