CVE-2026-86300: Tenda AC9 Web Management R7WebsSecurityHandler improper authentication
Published Sep 7, 2026
·Updated
A flaw has been found in Tenda AC9 15.03.05.14. This impacts the function R7WebsSecurityHandler of the component Web Management. This manipulation causes improper authentication. The attack may be initiated remotely. The exploit has been published and may be used.
Affected Software
1 affected component
Tenda AC9 Web Management (R7WebsSecurityHandler)=15.03.05.14
Event History
Sep 7, 2026
CVE Published
via MITRE·11:30 AM
Data Sourced
via MITRE·11:30 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Who can exploit this issue?
The issue can be initiated remotely and requires no privileges or user interaction, according to the supplied vector. Systems with reachable web management interfaces are the relevant exposure point.
2
Is exploit code available?
Yes. The supplied data states that an exploit has been published and may be used.
3
What version is identified as affected?
The affected version identified in the data is Tenda AC9 15.03.05.14.