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CVE-2026-78239

Critical

Description

Xiiaozet LK100W exposes a critical management function that can be invoked without authentication, allowing a remote attacker to enable administrative services that should be restricted. Successful exploitation may permit unauthorized access to the device.

SeverityCritical
CVSS9.8
Exploit probability—
ProductXiiaozet LK100W
PublishedAug 28, 2026
First seenAug 28, 2026
Weakness typeCWE-306Missing authentication for critical function

How to fix

Update
  • Xiiaozet Xiiaozet LK100W2.1.240 or later

Affected products

ProductAffected versionsFixed in
Xiiaozet Xiiaozet LK100Wv < 2.1.2402.1.240

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