CVE-2026-1687
Published: 30 January 2026
Summary
CVE-2026-1687 is a high-severity Injection (CWE-74) vulnerability in Tenda Hg10 Firmware. Its CVSS base score is 7.3 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 9.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Directly prevents command injection by requiring validation and sanitization of the serverString input parameter in the Boa Webserver's /boaform/formSamba endpoint.
Mandates identification, reporting, and patching of the specific command injection flaw in the Tenda HG10 firmware's Boa Webserver component.
Enforces boundary protections such as web application firewalls to monitor and block remotely exploitable requests targeting the vulnerable /boaform/formSamba endpoint.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Command injection in public-facing Boa webserver enables remote unauthenticated arbitrary command execution on the device.
NVD Description
A weakness has been identified in Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon. Impacted is an unknown function of the file /boaform/formSamba of the component Boa Webserver. Executing a manipulation of the argument serverString can lead to command injection. It is possible to launch…
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the attack remotely. The exploit has been made available to the public and could be used for attacks.
Deeper analysisAI
CVE-2026-1687 is a command injection vulnerability affecting the Tenda HG10 router running firmware version US_HG7_HG9_HG10re_300001138_en_xpon. The flaw resides in an unknown function of the /boaform/formSamba file within the Boa Webserver component, where manipulation of the serverString argument enables arbitrary command execution. Published on 2026-01-30, it is associated with CWEs-74 and CWE-77 and carries a CVSS v3.1 base score of 7.3.
The vulnerability is exploitable remotely by unauthenticated attackers requiring low attack complexity and no user interaction. Exploitation allows limited impacts on confidentiality, integrity, and availability, potentially enabling attackers to execute commands on the affected device.
Advisories and references, including VulDB entries and GitHub repositories, document the issue and provide a publicly available proof-of-concept exploit demonstrating command injection via the serverString parameter in /boaform/formSamba. No vendor patches or specific mitigation guidance are detailed in the provided references.
Details
- CWE(s)