CVE-2026-2906
High
Description
A security flaw has been discovered in Tenda HG9 300001138. Affected is an unknown function of the file /boaform/formSamba of the component Samba Configuration Endpoint. The manipulation of the argument sambaCap results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
SeverityHigh
CVSS8.8
Exploit probability—
ProductTenda Hg9 Firmware
PublishedFeb 22, 2026
First seenFeb 22, 2026
Weakness typeCWE-121CWE-121CWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda hg9_firmware | 300001138 | — |
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