---
id: CVE-2026-85473
title: >-
  The auth0/java-jwt library may terminate a thread if it receives a JWT with a
  timestamp claim (exp, nbf, iat) containing an out-of-range value
summary: >-
  The auth0/java-jwt library may terminate a thread if it receives a JWT with a
  timestamp claim (exp, nbf, iat) containing an out-of-range value. The
  condition occurs during token parsing, prior to signature verification.
  Repeated requests…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-20
  - CWE-755
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T21:19:19.020'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85473'
references:
  - url: 'https://github.com/auth0/java-jwt/security/advisories/GHSA-cg7w-5cc2-f2xm'
    label: psirt@okta.com
  - url: >-
      https://trust.okta.com/security-advisories/out-of-range-timestamp-claim-handling-in-auth0-java-jwt-cve-2026-85473
    label: psirt@okta.com
tags:
  - nvd
ingestedAt: '2026-10-13T21:58:14.191Z'
---

## Overview

The auth0/java-jwt library may terminate a thread if it receives a JWT with a timestamp claim (exp, nbf, iat) containing an out-of-range value. The condition occurs during token parsing, prior to signature verification. Repeated requests of this nature may lead to degraded availability of the affected service.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.