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CVE-2026-9139

CRITICAL
9.8
CVSS 3.1
Description
Taiko AG1000-01A SMS Alert Gateway Rev 7.3 and Rev 8 contains a hard-coded credential vulnerability in the embedded web configuration interface where authentication is implemented entirely in client-side JavaScript in login.zhtml, exposing static plaintext credentials in the page source. Unauthenticated attackers with network access can recover administrative credentials directly from the client-side validate() function to obtain full administrative access to the device.

Metadata

CVE ID
CVE-2026-9139
State
PUBLISHED
Assigner
VulnCheck
Reserved
2026-05-20 19:04 UTC
Published
2026-05-20 19:35 UTC
Last updated
2026-07-28 01:50 UTC
Primary CWE
CWE-798
CWE-798 Use of Hard-coded Credentials
Vendor / Product
Taiko Network Communications Pte Ltd. / AG1000-01A SMS Alert Gateway
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
none
Automatable
yes
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
Taiko Network Communications Pte Ltd. AG1000-01A SMS Alert Gateway — Rev 7.3, Rev 8, UM-AG1000_R7.2
Weakness (CWE)
CWESourceDescription
CWE-798 cna CWE-798 Use of Hard-coded Credentials
CVSS scores (2)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 CRITICAL 4.0 cna 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
References (2)
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