CVE-2026-76943

critical

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.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-26-239-01

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-239-01.json

Details

Source: Mitre, NVD

Published: 2026-08-28

Updated: 2026-08-28

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: Critical