CVE-2026-107371
Medium
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.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Auth0.js
PublishedOct 13, 2026
First seenOct 13, 2026
Weakness typeCWE-613CWE-613
How to fix
Update
- Auth0 auth0.js10.3.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Auth0 auth0.js | 9.12.0 ≤ v < 10.3.0 | 10.3.0 |
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