CVE-2026-42280

HIGH EPSS 11.4%
Published May 27, 20261mo ago · Modified Jun 17, 20262w ago
7.1 CVSS 3.1
High
Find Similar
Published May 27, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

Auth0.js is a client-side JavaScript library for Auth0. From 8.11.0 to 9.32.0, under specific preconditions, the Auth0.js SDK may improperly return user profile information using a valid access token when a specifically crafted invalid ID token is provided. This vulnerability is fixed in 10.0.0.

CVSS Details

Base Score
7.1
Exploitability
2.8
Impact
4.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
11.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-863 Incorrect Authorization Authorization

Affected Products 1

VendorProductVersionRange
auth0auth0.js*≥8.11.0  –  <10.0.0

References 1

  • github.com https://github.com/auth0/auth0.js/security/advisories/GHSA-8qjv-jj2q-x832
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.