CVE-2026-3678

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

A vulnerability was determined in Tenda FH451 1.0.0.9. Affected is the function sub_3C434 of the file /goform/AdvSetWan. This manipulation of the argument wanmode/PPPOEPassword causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119CWE-121

Affected software

No affected versions have been published.

Timeline

Published
Mar 7, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-3678: High severity, CVSS 8.8 | Vulnix