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CVE-2026-6199

Tenda F456 qossetting fromqossetting stack-based overflow

HIGH
8.8
CVSS Score
Published: April 13, 2026 at 06:30 PM UTC
Updated: October 26, 2026 at 09:10 PM UTC
1 product affected across 1 vendorF456

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Severity
HIGH8.8
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A vulnerability was found in Tenda F456 1.0.0.5. Impacted is the function fromqossetting of the file /goform/qossetting. The manipulation of the argument page results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/357121
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/357121/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/797471
Exploit
Source: cverecord
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_116/README.md
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-121CWE-119

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