CVE-2026-4493HIGH 8.8EPSS p45.6%

CVE-2026-4493CVE-2026-4493

Description

A vulnerability was determined in Tenda A18 Pro 02.03.02.28. The impacted element is the function sub_423B50 of the file /goform/setMacFilterCfg of the component MAC Filtering Configuration Endpoint. Executing a manipulation of the argument deviceList can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

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
EPSS0.64% probability of exploitation · percentile 45.6% · 2026-06-18T12:00:27Z
Published2026-03-20
Last modified2026-04-22

Underlying weaknesses· 2

CWE-119CWE-121

References

  1. https://github.com/lilukun337/cve/issues/5
  2. https://vuldb.com/?ctiid.352019
  3. https://vuldb.com/?id.352019
  4. https://vuldb.com/?submit.773727
  5. https://www.tenda.com.cn/

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.