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CVE-2026-6014

D-Link Dir-513 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 1.16%
  1. Published10 Apr 2026

Description

A flaw has been found in D-Link DIR-513 1.10. This issue affects the function formAdvanceSetup of the file /goform/formAdvanceSetup of the component POST Request Handler. This manipulation of the argument webpage causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

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

D-Link Dir-513 Firmware1.10

Remediation

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

References

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Frequently asked

Is CVE-2026-6014 being actively exploited?

CVE-2026-6014 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.16%.

How severe is CVE-2026-6014?

CVE-2026-6014 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 1.16% probability of exploitation.

Which products are affected by CVE-2026-6014?

Affected products include D-Link Dir-513 Firmware.

How do I fix CVE-2026-6014?

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-2026-6014 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.