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CVE-2026-6012

D-Link Dir-513 Firmware buffer overflow

8.8 HIGHPublic exploitEPSS 1.17%
  1. Published10 Apr 2026

Description

A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword of the file /goform/formSetPassword of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly 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.

Frequently asked

Is CVE-2026-6012 being actively exploited?

CVE-2026-6012 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 1.17%.

How severe is CVE-2026-6012?

CVE-2026-6012 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 1.17% probability of exploitation.

Which products are affected by CVE-2026-6012?

Affected products include D-Link Dir-513 Firmware.

How do I fix CVE-2026-6012?

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-2026-6012 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.