CVE-2026-107371

Missing Verification of auth_time Claim in auth0.js

Published Oct 13, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.

Remediation

Vendor Solution

Upgrade auth0.js to version 10.3.0 or greater.

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Auth0
Auth0 auth0.js
Vendors & Products Auth0
Auth0 auth0.js
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.
Title Missing Verification of auth_time Claim in auth0.js
Weaknesses CWE-613
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Okta
Published
Updated
Oct 14, 2026, 6:40 PM
Reserved
Oct 7, 2026, 8:59 PM
Status
Awaiting Analysis
Published
Oct 13, 2026, 9:17 PM
Modified
Oct 15, 2026, 8:38 PM