Is axios 0.33 vulnerable?
npm · 1 release from 0.33.0 to 0.33.0 · latest axios is 1.21.0 · checked 1 Nov 2026
Yes: 2 known advisories
Yes. axios 0.33.0, the last 0.33 release, is affected by 2 known security advisories (1 high, 1 medium), including CVE-2026-101909, CVE-2026-101902. Upgrade to 0.34.0 or later to fix all of them.
npm install axios@0.34.0Advisories affecting axios 0.33.0
Axios: Prototype-Pollution Gadget in the Default Instance Allows Inherited Object.prototype.method to Override HTTP Method
- Affected
- >=0.27.2 <0.34.0 · >=1.0.0 <1.20.0
- Fixed in
- 0.34.0, 1.20.0
Axios: Prototype Pollution Gadget in axios toFormData Options
- Affected
- >=0.28.0 <0.34.0 · >=1.15.1 <1.20.0
- Fixed in
- 0.34.0, 1.20.0
Which of your client projects are still on axios 0.33?
NPMscan reads the lockfiles in every GitHub repo you pick, finds the exact axios version each one installs, and checks it against these advisories. Each finding comes with the command that fixes it.
Other axios versions
Advisory data from OSV.dev (opens OSV.dev in a new tab), which includes the GitHub Advisory Database. Release list from the npm registry. Refreshed daily.