CVE-2026-2139

Tenda TX9 fast_setting_wifi_set sub_432580 buffer overflow

Published: Feb 8, 2026Updated: Feb 10, 2026 Sources: CVE List NVD BDUCWE-119

8.8HIGH

Description

A vulnerability was determined in Tenda TX9 up to 22.03.02.10_multi. Affected by this vulnerability is the function sub_432580 of the file /goform/fast_setting_wifi_set. This manipulation of the argument ssid causes buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-119 CWE-120

Affected Products

Tenda

commercial·CN

tx9 firmware

Networking Infrastructure

TX9

Networking Infrastructure

Shenzhen Tenda Technology Co., Ltd.

commercial·CNaka tenda

Tenda TX9 ProOn-premNetwork Device

Networking Infrastructure / router-switch

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/fast_setting_wifi_set.md

github.com

https://github.com/MRAdera/IoT-Vuls/blob/main/tenda/tx9%20pro/fast_setting_wifi_set.md#poc

github.com

https://vuldb.com/?ctiid.344774

vuldb.com

and 3 more references View all →

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