CVE-2026-86166

Tenda HG10 Boa Web Server formWanRedirect buffer overflow

HIGH
8.8
CVSS Score
Published: September 6, 2026 at 04:00 AM UTC
Updated: September 11, 2026 at 09:17 PM UTC
Products not identified yet

Using HG10 by Tenda?

Get instant alerts when new vulnerabilities affect HG10 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
PoC

Description

A vulnerability was determined in Tenda HG10 300001138. This issue affects the function formWanRedirect of the file /boaform/formWanRedirect of the component Boa Web Server. Executing a manipulation of the argument if can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Affected

We have no canonical product record for this CVE. The source names may not have matched any product.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/399305
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/399305/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-86166
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/895595
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-120CWE-119

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card