qs

6.17.1 · 28 Oct 2026BSD-3-Clause214.6M / weekRepository npm Atom feed

Same major only

1 release in betweenevery note read

Other targets from 6.3.5Newest 6.x, Latest6.17.1 Clears its 2 advisories6.16.0

0
changes to make: 0
advisories fixed: 1
new: 0
fixes

Security

3 advisories still affect 6.4.0

qs: Denial of Service via Attacker Controlled isBuffermoderate · GHSA-4mjr-xmp4-gh2g
qs's arrayLimit bypass in its bracket notation allows DoS via memory exhaustionmoderate · GHSA-6rw7-vpxm-498p
qs vulnerable to Prototype Pollutionhigh · GHSA-hrpp-h998-j3pp

Upgrading to 6.16.0 clears them.

Release by release

6.4.0
6 Mar 20171 new
- new
  Support keys starting with brackets (#202, #200)

5 other lines we could not sort, mostly version bumps

qs.stringify: add encodeValuesOnly option
6.4.0
Follow allowPrototypes option during merge (#201, #201)
6.4.0
Chmod a-x
6.4.0
Update eslint
6.4.0
Reduce warnings
6.4.0

1 internal line (docs, tests, tooling) left out.

Upgrade to 6.4.0

npm install qs@6.4.0

What 6.4.0 needs

Reading 6.4.0's manifest…

Check against your package.json

Which of your other dependencies stand in the way of 6.4.0. Read once, not stored.

After upgrading

Run the type checker, the linter and the tests.
Build, and look for new deprecation warnings.
Update peer dependencies the new version asks for.
3 advisories still affect 6.4.0.