CVE-2026-6198

HIGH

Tenda F456 NatStaticSetting fromNatStaticSetting stack-based overflow

Title source: cna

Description

A vulnerability has been found in Tenda F456 1.0.0.5. This issue affects the function fromNatStaticSetting of the file /goform/NatStaticSetting. The manipulation of the argument page leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-357120 | Tenda F456 NatStaticSetting fromNatStaticSetting stack-based overflow

https://vuldb.com/vuln/357120

Signature, Permissions Required signature permissions-required

VDB-357120 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/357120/cti

Third Party Advisory third-party-advisory

Submit #797470 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow

https://vuldb.com/submit/797470

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_115/README.md

View Exploit ZIP pw:eip

Product product

https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0045

EPSS Percentile 35.3%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-119 CWE-121

Status published

Products (1)

Tenda/F456 1.0.0.5

Published Apr 13, 2026

Tracked Since Apr 14, 2026