Prototype Pollution in CSV Parsing Logic for MongoDB Compass
CVE-2026-9101

5.3MEDIUM

Key Information:

Vendor

Mongodb, Inc.

Status
Compass
Vendor
CVE Published:
20 May 2026

What is CVE-2026-9101?

A vulnerability in the csv parsing logic of MongoDB Compass allows for prototype pollution during the import process. This can result in untrusted file paths being executed through the shell.openExternal command, particularly triggered by specific user actions. Such behavior poses a significant risk of unintended command execution, potentially compromising system integrity.

Affected Version(s)

Compass 1.36.3

Compass 1.36.4

Compass 1.37.0

References

https://jira.mongodb.org/browse/COMPASS-10657
issue-tracking

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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