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HIGH

CVE-2026-1689

Tenda HG10 Login formLogin checkUserFromLanOrWan command injection

CVSS v3

7.3

HIGH

EPSS Score

3.1 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-1689 yet.

Full record on NVD

Description

A vulnerability was detected in Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon. The impacted element is the function checkUserFromLanOrWan of the file /boaform/admin/formLogin of the component Login Interface. The manipulation of the argument Host results in command injection. The attack can be launched remotely. The exploit is now public and may be used.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
2026-01-30
Last Modified
2026-04-28

Frequently asked questions

What is CVE-2026-1689?

A vulnerability was detected in Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon. The impacted element is the function checkUserFromLanOrWan of the file /boaform/admin/formLogin of the component Login Interface. The manipulation of the argument Host results in command injection. The attack can be launched remotely. The exploit is now public and may be used.

Is CVE-2026-1689 actively exploited?

A proof-of-concept exploit exists for CVE-2026-1689, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-1689?

CVE-2026-1689 has a CVSS v3 base score of 7.3 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

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