CVE-2026-24789

ZLAN Information Technology ZLAN5143D Missing Authentication for Critical Function

Published Feb 11, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
An unprotected API endpoint allows an attacker to remotely change the device password without providing authentication.

Remediation

Vendor Workaround

ZLAN Information Technology Co. did not respond to CISA's attempts at coordination. Users of ZLAN5143D devices are encouraged to contact ZLAN and keep their systems up to date. https://www.zlmcu.com/en/contatct_us.htm https://www.zlmcu.com/en/contatct_us.htm

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Zlan Information Technology Co.
Zlan Information Technology Co. zlan5143d
Vendors & Products Zlan Information Technology Co.
Zlan Information Technology Co. zlan5143d
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description An unprotected API endpoint allows an attacker to remotely change the device password without providing authentication.
Title ZLAN Information Technology ZLAN5143D 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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Feb 11, 2026, 4:45 PM
Reserved
Jan 29, 2026, 9:07 PM
Status
Deferred
Published
Feb 11, 2026, 5:16 PM
Modified
Jun 17, 2026, 10:23 AM