CVE-2026-7101

Tenda F456 httpd WrlclientSet fromWrlclientSet buffer overflow

HIGH
8.8
CVSS Score
Published: April 27, 2026 at 08:00 AM UTC
Updated: October 25, 2026 at 11:10 PM UTC
1 product affected across 1 vendorF456 Firmware· also runs on 1 platform

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Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

A vulnerability has been found in Tenda F456 1.0.0.5. This affects the function fromWrlclientSet of the file /goform/WrlclientSet of the component httpd. The manipulation leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Affected

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

tenda-f456 (same device)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

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 DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/vuln/359676
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/vuln/359676/cti
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/submit/798474
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

StatusANALYZED
CWE
CWE-120CWE-119

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