CVE-2026-6196

HIGH

Tenda F456 exeCommand fromexeCommand stack-based overflow

Title source: cna

Description

A vulnerability was detected in Tenda F456 1.0.0.5. This affects the function fromexeCommand of the file /goform/exeCommand. Performing a manipulation of the argument cmdinput results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-357118 | Tenda F456 exeCommand fromexeCommand stack-based overflow

https://vuldb.com/vuln/357118

Signature, Permissions Required signature permissions-required

VDB-357118 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/357118/cti

Third Party Advisory third-party-advisory

Submit #797467 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow

https://vuldb.com/submit/797467

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_113/README.md

View Exploit ZIP pw:eip

Product product

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

Scores

CVSS v3 8.8

EPSS 0.0057

EPSS Percentile 42.7%

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 partial

Details

CWE

CWE-119 CWE-121

Status published

Products (1)

Tenda/F456 1.0.0.5

Published Apr 13, 2026

Tracked Since Apr 13, 2026