# auth0-js (npm) vulnerabilities

5 known vulnerabilities (1 high, 1 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Weekly downloads: 371.1K
- Dependents: 12
- Registry: https://www.npmjs.com/package/auth0-js

## Advisories (5)

### [CVE-2026-42280](https://cve.now/CVE-2026-42280): Improper Permission Checking in Auth.js SDK

- Severity: High 7.1
- Published: May 27, 2026
- Affected: from 8.11.0, fixed in 10.0.0.

### [CVE-2020-5263](https://cve.now/CVE-2020-5263): Information disclosure through error object

- Severity: Medium 5.5
- Published: Apr 9, 2020
- Affected: from 8.0.0, fixed in 9.13.2.

### [CVE-2018-6874](https://cve.now/CVE-2018-6874): CSRF exists in the Auth0 authentication service through 14591 if the Legacy Lock API flag is enabled.

- Severity: Unrated
- Published: Apr 4, 2018
- Affected: fixed in 9.0.0.

### [CVE-2018-7307](https://cve.now/CVE-2018-7307): The Auth0 Auth0.js library before 9.3 has CSRF because it mishandles the case where the authorization response lacks the state parameter.

- Severity: Unrated
- Published: Mar 6, 2018
- Affected: fixed in 9.3.0.

### [CVE-2017-17068](https://cve.now/CVE-2017-17068): A cross-origin vulnerability has been discovered in the Auth0 auth0.js library affecting versions \< 8.12.

- Severity: Unrated
- Published: Dec 6, 2017
- Affected: fixed in 8.12.0.

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