CVE-2026-3978HIGH 8.8EPSS p48.8%

CVE-2026-3978CVE-2026-3978

Description

A vulnerability was detected in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/formEasySetupWizard3. The manipulation of the argument wan_connected results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.71% probability of exploitation · percentile 48.8% · 2026-06-19T12:03:05Z
Published2026-03-12
Last modified2026-03-16

Underlying weaknesses· 2

CWE-119CWE-121

References

  1. https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_21/README.md
  2. https://vuldb.com/?ctiid.350413
  3. https://vuldb.com/?id.350413
  4. https://vuldb.com/?submit.769586
  5. https://www.dlink.com/

2

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessStack-based Buffer Overflowcwe-1210%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.