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CVE-2026-4960

Tenda Ac6 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 1.01%
  1. Published27 Mar 2026

Description

A vulnerability was determined in Tenda AC6 15.03.05.16. Affected is the function fromWizardHandle of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

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 Ac6 Firmware15.03.05.16

Remediation

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

Frequently asked

Is CVE-2026-4960 being actively exploited?

CVE-2026-4960 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-2026-4960?

CVE-2026-4960 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-2026-4960?

Affected products include Tenda Ac6 Firmware.

How do I fix CVE-2026-4960?

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-2026-4960 against the real software inventory on every managed device, as each hourly inventory arrives. 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.