CVE-2026-5609

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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Litengzheng/vuldb_new/blob/main/i12/vul_107/README.md	Exploit Third Party Advisory
https://vuldb.com/submit/785337	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355400	Third Party Advisory VDB Entry
https://vuldb.com/vuln/355400/cti	Permissions Required VDB Entry
https://www.tenda.com.cn/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:tenda:i12_firmware:1.0.0.11\(3862\):*:*:*:*:*:*:*

cpe:2.3:h:tenda:i12:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-04-06 02:16

Updated : 2026-07-24 09:10

NVD link : CVE-2026-5609

Mitre link : CVE-2026-5609

CVE.ORG link : CVE-2026-5609

JSON object : View

Products Affected

tenda

i12_firmware
i12

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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