CVE-2026-7079

HIGH

Tenda F456 httpd AdvSetWan fromAdvSetWan buffer overflow

Title source: cna

Description

A weakness has been identified in Tenda F456 1.0.0.5. This affects the function fromAdvSetWan of the file /goform/AdvSetWan of the component httpd. This manipulation of the argument wanmode causes buffer overflow. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-359654 | Tenda F456 httpd AdvSetWan fromAdvSetWan buffer overflow

https://vuldb.com/vuln/359654

Signature, Permissions Required signature permissions-required

VDB-359654 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/359654/cti

Third Party Advisory third-party-advisory

Submit #798461 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow

https://vuldb.com/submit/798461

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_130/README.md

View Exploit ZIP pw:eip

Product product

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

Scores

CVSS v3 8.8

EPSS 0.0062

EPSS Percentile 44.8%

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-120

Status published

Products (2)

Tenda/F456 1.0.0.5

tenda/f456_firmware 1.0.0.5

Published Apr 27, 2026

Tracked Since Apr 27, 2026