CVE-2025-59452

State: Published
Severity: 5.8 Medium
Published: Oct 6, 2025
Updated: Nov 26, 2025
Reserved: Sep 16, 2025

Description

The YoSmart YoLink API through 2025-10-02 uses an endpoint URL that is derived from a device's MAC address along with an MD5 hash of non-secret information, such as a key that begins with cf50.

Scores

CVSS	Score	Vector	Source
3.1	5.8 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N	mitre

Weaknesses

CWE-340 Generation of Predictable Numbers or Identifiers

Affected Products

Product	Versions
YoLink APIYoSmart	2025-10-02 and earlierAffected

References

https://bishopfox.com/blog/advisories
https://shop.yosmart.com/pages/product-support
https://bishopfox.com/blog/how-a-20-smart-device-gave-me-access-to-your-home
https://shop.yosmart.com/pages/sa-2025-001

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