CVE-2026-5609

HIGH

Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow

Title source: cna

Description

A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of the component Parameter Handler. This manipulation of the argument index/wl_radio causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-355400 | Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow

https://vuldb.com/vuln/355400

Signature, Permissions Required signature permissions-required

VDB-355400 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/355400/cti

Third Party Advisory third-party-advisory

Submit #785337 | Tenda i12 V1.0.0.11(3862) Stack-based Buffer Overflow

https://vuldb.com/submit/785337

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/i12/vul_107/README.md

View Exploit ZIP pw:eip

Product product

https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0063

EPSS Percentile 45.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-119 CWE-121

Status published

Products (2)

Tenda/i12 1.0.0.11(3862)

tenda/i12_firmware 1.0.0.11\(3862\)

Published Apr 06, 2026

Tracked Since Apr 06, 2026