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CVE-2026-76943

9.8 · CRITICAL

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.

Published Aug 28, 2026CWE-288EPSS 1.04%

Overview

CVE-2026-76943 is a critical-severity vulnerability. It was published on August 28, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-239-01.jsonCISAwww.cisa.gov/news-events/ics-advisories/icsa-26-239-01

How CyberStrike helps

Frequently asked questions

What is CVE-2026-76943?

CVE-2026-76943 is a critical-severity vulnerability. It was published on August 28, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2026-76943?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-76943?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-76943?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-76943 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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