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CVE-2026-7057

Tenda F456 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 1.01%
  1. Published26 Apr 2026

Description

A flaw has been found in Tenda F456 1.0.0.5. The affected element is an unknown function of the file /goform/setcfm of the component httpd. This manipulation of the argument funcname/funcpara1 causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Tenda F456 Firmware1.0.0.5

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Frequently asked

Is CVE-2026-7057 being actively exploited?

CVE-2026-7057 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.01%.

How severe is CVE-2026-7057?

CVE-2026-7057 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 1.01% probability of exploitation.

Which products are affected by CVE-2026-7057?

Affected products include Tenda F456 Firmware.

How do I fix CVE-2026-7057?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-7057 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.