4.7
MEDIUM CVSS 3.1
CVE-2025-59448
YoSmart YoLink Unencrypted MQTT Communication Vulnerability
Description

Components of the YoSmart YoLink ecosystem through 2025-10-02 leverage unencrypted MQTT to communicate over the internet. An attacker with the ability to monitor network traffic could therefore obtain sensitive information or tamper with the traffic to control affected devices. This affects YoLink Hub 0382, YoLink Mobile Application 1.40.41, and YoLink MQTT Broker.

INFO

Published Date :

Oct. 6, 2025, 8:15 p.m.

Last Modified :

Oct. 8, 2025, 7:38 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-59448 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
Secure communication channels by enabling encryption for MQTT traffic.
  • Enable encryption for MQTT communication.
  • Update affected YoSmart components.
  • Monitor network traffic for anomalies.
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-2025-59448.

URL Resource
https://bishopfox.com/blog/advisories
https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
https://shop.yosmart.com/pages/product-support
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-59448 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

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-2025-59448 vulnerability anywhere in the article.

  • The Hacker News
ThreatsDay Bulletin: MS Teams Hack, MFA Hijacking, $2B Crypto Heist, Apple Siri Probe & More

Cyber threats are evolving faster than ever. Attackers now combine social engineering, AI-driven manipulation, and cloud exploitation to breach targets once considered secure. From communication platf ... Read more

Published Date: Oct 09, 2025 (1 week, 4 days ago)

The following table lists the changes that have been made to the CVE-2025-59448 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.

  • New CVE Received by [email protected]

    Oct. 06, 2025

    Action Type Old Value New Value
    Added Description Components of the YoSmart YoLink ecosystem through 2025-10-02 leverage unencrypted MQTT to communicate over the internet. An attacker with the ability to monitor network traffic could therefore obtain sensitive information or tamper with the traffic to control affected devices. This affects YoLink Hub 0382, YoLink Mobile Application 1.40.41, and YoLink MQTT Broker.
    Added CVSS V3.1 AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
    Added CWE CWE-319
    Added Reference https://bishopfox.com/blog/advisories
    Added Reference https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
    Added Reference https://shop.yosmart.com/pages/product-support
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 4.7
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact