CVE-2025-6026
Lenovo Universal Device Client Certificate Validation Weakness
Description
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 encrypted application metadata, including device information, geolocation, and telemetry data.
INFO
Published Date :
Oct. 15, 2025, 3:16 p.m.
Last Modified :
Oct. 16, 2025, 3:28 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | da227ddf-6e25-4b41-b023-0f976dcaca4b | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | da227ddf-6e25-4b41-b023-0f976dcaca4b | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update Lenovo Universal Device Client to the latest version.
- Ensure proper certificate validation is enforced.
- Monitor network traffic for suspicious activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-6026.
| URL | Resource |
|---|---|
| https://support.lenovo.com/us/en/product_security/LEN-198727 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-6026 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-6026
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-6026 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-6026 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Oct. 15, 2025
Action Type Old Value New Value Added Description 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 encrypted application metadata, including device information, geolocation, and telemetry data. Added CVSS V4.0 AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-295 Added Reference https://support.lenovo.com/us/en/product_security/LEN-198727