---
id: CVE-2025-6026
title: >-
  An improper certificate validation vulnerability was reported in the Lenovo
  Universal Device Client (UDC) that could allow a user capable of intercepting
  network traffic to obtain application metadata, including device information,
  geolo…
summary: >-
  An improper certificate validation vulnerability was reported in the Lenovo
  Universal Device Client (UDC) that could allow a user capable of intercepting
  network traffic to obtain application metadata, including device information,
  geolo…
severity: low
cvss: 3.1
cvssVector: 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-295
published: '2025-10-15'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T12:10:00.217'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-6026'
references:
  - url: 'https://support.lenovo.com/us/en/product_security/LEN-198727'
    label: psirt@lenovo.com
tags:
  - nvd
epss: 0.00091
epssPercentile: 0.00453
ingestedAt: '2026-10-08T11:31:27.437Z'
---

## Overview

An improper certificate validation vulnerability was reported in the Lenovo Universal Device Client (UDC) that could allow a user capable of intercepting network traffic to obtain application metadata, including device information, geolocation, and telemetry data.

## Remediation

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