Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon Login Interface /boaform/admin/formLogin checkUserFromLanOrWan Host command injection

Summaryinfo

A vulnerability was found in Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon. It has been rated as critical. This affects the function checkUserFromLanOrWan of the file /boaform/admin/formLogin of the component Login Interface. This manipulation of the argument Host causes command injection. This vulnerability appears as CVE-2026-1689. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon. It has been declared as critical. Affected by this vulnerability is the function checkUserFromLanOrWan of the file /boaform/admin/formLogin of the component Login Interface. The manipulation of the argument Host with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-1689. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/30/2026 Advisory disclosed
01/30/2026 +0 days VulDB entry created
01/31/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2026-1689 (🔒)
GCVE (CVE): GCVE-0-2026-1689
GCVE (VulDB): GCVE-100-343483
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/30/2026 09:01
Updated: 01/31/2026 10:40
Changes: 01/30/2026 09:01 (58), 01/31/2026 10:40 (30)
Complete: 🔍
Submitter: Abcd1234
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #741411: Tenda HG10 US_HG7_HG9_HG10re_300001138_en_xpon Command Injection (by Abcd1234)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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