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TI-2026-03291 Aliases CVE-2026-3802GHSA-fvv2-g9g4-w446

Tenda i3 exeCommand formexeCommand stack-based overflow

Priority HIGH 73CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

A vulnerability was determined in Tenda i3 1.0.0.6(2204). Affected by this issue is the function formexeCommand of the file /goform/exeCommand. Executing a manipulation of the argument cmdinput can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00719 54th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Tendai31.0.0.6(2204)—No fix listedCNA
  • i3 VendorTenda Affected 1.0.0.6(2204) Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tenda:i3_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:*1.0.0.6(2204)VulnerableTenda
cpe:2.3:h:tenda:i3:-:*:*:*:*:*:*:*not specified by NVDRunning onTenda
  • cpe:2.3:o:tenda:i3_firmware:1.0.0.6\(2204\):*:*:*:*:*:*:* Versions 1.0.0.6(2204) Vulnerable ·Tenda
  • cpe:2.3:h:tenda:i3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-3802
  2. 2026-10-03 Alias added: GHSA-fvv2-g9g4-w446

References

Exploit 1

Other 1

  • TI-2026-03435 Tenda i3 wifiSSIDset formwrlSSIDset stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03434 Tenda i3 wifiSSIDget formwrlSSIDget stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03293 Tenda i3 WifiMacFilterSet formWifiMacFilterSet stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03292 Tenda i3 WifiMacFilterGet formWifiMacFilterGet stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03290 Tenda i3 setAutoPing formSetAutoPing stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-03288 Tenda i3 setcfm formSetCfm stack-based overflow CVSS 4.0HIGH 8.7
See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences