CVE-2026-9139: CWE-798 Use of Hard-coded Credentials in Taiko Network Communications Pte Ltd. AG1000-01A SMS Alert Gateway
The Taiko AG1000-01A SMS Alert Gateway versions Rev 7. 3, Rev 8, and UM-AG1000_R7. 2 contain a critical vulnerability due to hard-coded credentials embedded in the client-side JavaScript of the web configuration interface. This flaw allows unauthenticated attackers with network access to extract administrative credentials directly from the page source, granting full administrative control over the device. The vulnerability has a CVSS score of 9. 8, indicating a critical severity level. No official patch or remediation guidance is currently available from the vendor. Exploits are not known to be in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-9139 is a critical vulnerability in the Taiko AG1000-01A SMS Alert Gateway (Revs 7.3, 8, and UM-AG1000_R7.2) caused by hard-coded credentials exposed in client-side JavaScript within the login.zhtml page. Authentication is implemented entirely on the client side, exposing static plaintext credentials in the validate() function. This allows unauthenticated attackers with network access to retrieve administrative credentials and gain full administrative access to the device. The vulnerability is classified under CWE-798 (Use of Hard-coded Credentials) and has a CVSS v3.1 score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). No patch or official remediation has been published by the vendor as of now.
Potential Impact
Successful exploitation allows unauthenticated attackers to obtain administrative credentials and gain full administrative control over the affected device. This can lead to complete compromise of device confidentiality, integrity, and availability. Given the critical CVSS score of 9.8, the impact is severe, potentially allowing attackers to manipulate device configurations, disrupt alerting functions, or use the device as a pivot point within the network.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the device's management interface to trusted administrators only. Monitor for unauthorized access attempts and consider isolating the device from untrusted networks. Avoid exposing the device's web interface to the internet or untrusted networks.
CVE-2026-9139: CWE-798 Use of Hard-coded Credentials in Taiko Network Communications Pte Ltd. AG1000-01A SMS Alert Gateway
Description
The Taiko AG1000-01A SMS Alert Gateway versions Rev 7. 3, Rev 8, and UM-AG1000_R7. 2 contain a critical vulnerability due to hard-coded credentials embedded in the client-side JavaScript of the web configuration interface. This flaw allows unauthenticated attackers with network access to extract administrative credentials directly from the page source, granting full administrative control over the device. The vulnerability has a CVSS score of 9. 8, indicating a critical severity level. No official patch or remediation guidance is currently available from the vendor. Exploits are not known to be in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-9139 is a critical vulnerability in the Taiko AG1000-01A SMS Alert Gateway (Revs 7.3, 8, and UM-AG1000_R7.2) caused by hard-coded credentials exposed in client-side JavaScript within the login.zhtml page. Authentication is implemented entirely on the client side, exposing static plaintext credentials in the validate() function. This allows unauthenticated attackers with network access to retrieve administrative credentials and gain full administrative access to the device. The vulnerability is classified under CWE-798 (Use of Hard-coded Credentials) and has a CVSS v3.1 score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). No patch or official remediation has been published by the vendor as of now.
Potential Impact
Successful exploitation allows unauthenticated attackers to obtain administrative credentials and gain full administrative control over the affected device. This can lead to complete compromise of device confidentiality, integrity, and availability. Given the critical CVSS score of 9.8, the impact is severe, potentially allowing attackers to manipulate device configurations, disrupt alerting functions, or use the device as a pivot point within the network.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict network access to the device's management interface to trusted administrators only. Monitor for unauthorized access attempts and consider isolating the device from untrusted networks. Avoid exposing the device's web interface to the internet or untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-05-20T19:04:51.690Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a0e173eba1db47362a37eb5
Added to database: 5/20/2026, 8:19:10 PM
Last enriched: 5/20/2026, 8:33:45 PM
Last updated: 5/20/2026, 9:25:46 PM
Views: 3
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