A vulnerability was found in Tenda HG10 300001138. This vulnerability affects the function formURL of the file /boaform/admin/formURL. Performing a manipulation of the argument Keywd/urlFQDN results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Tenda HG10 affected
Version Status Constraints
300001138 affected —

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Project Subscriptions

Vendors Products
Tenda Subscribe
Hg10 Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formURL-keywd.md cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-86165 cve-icon cve-icon
https://vuldb.com/submit/895583 cve-icon cve-icon
https://vuldb.com/submit/895594 cve-icon cve-icon
https://vuldb.com/vuln/399304 cve-icon cve-icon
https://vuldb.com/vuln/399304/cti cve-icon cve-icon
https://www.tenda.com.cn/ cve-icon cve-icon
History

Sun, 06 Sep 2026 03:45:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in Tenda HG10 300001138. This vulnerability affects the function formURL of the file /boaform/admin/formURL. Performing a manipulation of the argument Keywd/urlFQDN results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.
Title Tenda HG10 formURL buffer overflow
First Time appeared Tenda
Tenda hg10 Firmware
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:o:tenda:hg10_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tenda
Tenda hg10 Firmware
References
Metrics cvssV2_0

{'score': 10, 'vector': 'AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 9.3, 'vector': '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/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-06T03:30:08.850Z

Reserved: 2026-09-05T10:31:59.598Z

Link: CVE-2026-86165

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-06T04:18:32.523

Modified: 2026-09-06T04:18:32.523

Link: CVE-2026-86165

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-06T04:30:05Z

Weaknesses