Vulnerability · Published Aug 27, 2026 · Assigned by icscert
CVE-2026-76943Xiiaozet LK100W Authentication Bypass Using an Alternate Path or Channel
Critical 9.8
In plain English
A critical-severity authentication bypass in Xiiaozet LK100W from Xiiaozet. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 64% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)1.0%top 35.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Xiiaozet LK100Wt contains an authentication weakness within an administrative service that may allow an attacker to bypass intended access controls and obtain command execution capabilities. Successful exploitation could allow unauthorized interaction with privileged functionality and may lead to complete device compromise.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Xiiaozet | Xiiaozet LK100W | 0 – before 2.1.240 |
Weakness: CWE-288 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H