CVE-2025-14126Public exploit

Administrative access via fixed guest credentials

Published Dec 6, 2025 · Updated Dec 8, 2025

Hard-coded credentials in the web interface of Tozed ZLT M30S and ZLT M30S PRO 1.47 and 3.09.06 allow remote attackers to gain administrative access. The interface accepts the fixed guest:123456 credential pair and permits direct requests for administrative page identifiers despite hiding normal menus. Access from the local network requires no prior authentication and grants unrestricted control of router administration.

CVSS severity8.8
High
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Hard-coded credentials in the web interface of Tozed ZLT M30S and ZLT M30S PRO 1.47 and 3.09.06 allow remote attackers to gain administrative access. The interface accepts the fixed guest:123456 credential pair and permits direct requests for administrative page identifiers despite hiding normal menus. Access from the local network requires no prior authentication and grants unrestricted control of router administration.

The record

CVE
CVE-2025-14126
Published
Dec 6, 2025
Updated
Dec 8, 2025
Vendor
Tozed Kangwei Tech Co., Ltd.
Product
ZLT M30S
Classifications
CWE-798, CWE-259, T1078
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 6, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 8, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.47
  2. Affected versionversion=3.09.06

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Tozed Kangwei Tech Co., Ltd. · ZLT M30Sversion=1.47; version=3.09.06
Tozed Kangwei Tech Co., Ltd. · ZLT M30S PROversion=1.47; version=3.09.06

Published CVSS scores

8.3VulDBAV:A/AC:L/Au:N/C:C/I:C/A:C
7.4VulDBCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
8.8VulDBCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-798Use of Hard-coded Credentials
CWE-259Use of Hard-coded Password
T1078Valid Accounts

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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