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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00552.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Xiiaozet Xiiaozet LK100W unaffected
Version Status Constraints
0 affected < 2.1.240
2.1.240 unaffected —

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

Xiiaozet recommends users update to v2.1.240.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-239-01.json cve-icon cve-icon
https://www.cisa.gov/news-events/ics-advisories/icsa-26-239-01 cve-icon cve-icon
History

Fri, 28 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
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.
Title Xiiaozet LK100W Missing Authentication for Critical Function
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'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'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-08-28T14:13:51.112Z

Reserved: 2026-08-25T15:37:54.548Z

Link: CVE-2026-78239

cve-icon Vulnrichment

Updated: 2026-08-28T14:04:30.736Z

cve-icon NVD

Status : Received

Published: 2026-08-28T00:18:16.197

Modified: 2026-08-28T00:18:16.197

Link: CVE-2026-78239

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T07:45:04Z

Weaknesses