---
id: CVE-2025-59451
title: >-
  The YoSmart YoLink application through 2025-10-02 has session tokens with
  unexpectedly long lifetimes.
summary: >-
  The YoSmart YoLink application through 2025-10-02 has session tokens with
  unexpectedly long lifetimes.
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N'
cwe:
  - CWE-863
published: '2025-10-06'
updated: '2026-10-09'
sourceUpdated: '2026-10-09T10:10:00.193'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-59451'
references:
  - url: 'https://bishopfox.com/blog/advisories'
    label: cve@mitre.org
  - url: >-
      https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
    label: cve@mitre.org
  - url: 'https://shop.yosmart.com/pages/product-support'
    label: cve@mitre.org
  - url: 'https://shop.yosmart.com/pages/sa-2025-001'
    label: cve@mitre.org
tags:
  - nvd
epss: 0.0031
epssPercentile: 0.21892
ingestedAt: '2026-10-09T12:53:28.926Z'
---

## Overview

The YoSmart YoLink application through 2025-10-02 has session tokens with unexpectedly long lifetimes.

## Remediation

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