# Axios v0.33.0

- Product: Axios (https://whatsnew.fyi/product/axios)
- Vendor: Axios
- Date: 2026-06-13
- Version: v0.33.0
- Original notes: https://github.com/axios/axios/releases/tag/v0.33.0
- Permalink: https://whatsnew.fyi/product/axios/releases/v0.33.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **security** — Use own-property reads for nested request options affecting auth, params, proxy, and data handling
- **security** — Add bounded form serialisation depth checks
- **security** — Normalise nullish Basic Auth credentials
- **security** — Treat 0.0.0.0 as local for proxy bypass
- **added** — Add Node.js 26 to the v0.x CI and release/publish matrices
- **changed** — Adopt npm staged publishing for v0.x releases
- **changed** — Disable npm caching in CI to make installs and publish jobs more deterministic

##### v0.33.0 — June 13, 2026

This release hardens request config handling and form serialisation, adds Node.js 26 coverage for v0.x, and updates the v0.x release workflow.

##### 🔒 Security Fixes

* **Request Config Hardening:** Uses own-property reads for nested request options affecting auth, params, proxy, and data handling; adds bounded form serialisation depth checks; normalises nullish Basic Auth credentials; and treats `0.0.0.0` as local for proxy bypass. (__#11001__)

##### 🚀 New Features

* **Node.js 26:** Adds Node.js 26 to the v0.x CI and release/publish matrices. (__#10937__)

##### 🔧 Maintenance & Chores

* **Release Publishing:** Adopts npm staged publishing for v0.x releases and disables npm caching in CI to make installs and publish jobs more deterministic. (__#10936__, __#10943__)
* **Changelog:** Backfills missing v0.x changelog entries for prior releases. (__#10842__)
* **Release Metadata:** Bumps package and internal version metadata for v0.33.0. (__#11002__)

[Full Changelog](https://github.com/axios/axios/compare/v0.32.0...v0.33.0)