CVE-2026-5609

Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow

HIGH
8.8
CVSS Score
Published: April 6, 2026 at 01:15 AM UTC
Updated: July 24, 2026 at 09:23 AM UTC
2 products affected across 1 vendorI12 FirmwareI12

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

tenda-i12 (same device)
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/355400
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/355400/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/785337
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-119

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