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CVSS 8.8 · HIGH

CVE-2026-7030

A security vulnerability has been detected in Tenda F456 1.0.0.5. This affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

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Analysis

This vulnerability affects specific firmware for the Tenda F456 consumer router, allowing a remote buffer overflow via a web form. As vendor-specific firmware for a low-end consumer device, it falls outside the professional focus of software developers and system administrators in this community. Such router-specific bugs are generally considered noise for this audience.

Severity

Score: 8.8(HIGH)
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: LOW
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Weakness (CWE): CWE-119CWE-120

EPSS

Probability of exploitation (next 30 days): 0.0008 (0.1%)
Percentile: 23.2%
EPSS: 2026-05-06

Affects

tenda:f456_firmwaretenda:f456

Technical description

A security vulnerability has been detected in Tenda F456 1.0.0.5. This affects the function fromRouteStatic of the file /goform/RouteStatic. The manipulation of the argument page leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

Published: 4/26/2026, 10:16:01 AM
Last modified: 4/30/2026, 2:03:34 PM

References

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