CVE-2026-4904HIGH 8.8EPSS p49.9%

CVE-2026-4904CVE-2026-4904

Description

A vulnerability has been found in Tenda AC5 15.03.06.47. This issue affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. Such manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the 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
EPSS0.75% probability of exploitation · percentile 49.9% · 2026-06-19T12:03:05Z
Published2026-03-27
Last modified2026-03-31

Underlying weaknesses· 3

CWE-119CWE-121CWE-787

References

  1. https://lavender-bicycle-a5a.notion.site/Tenda_AC5_setcfm_funcpara1-32053a41781f8073a4d6ef8076abe644?source=copy_link
  2. https://vuldb.com/?ctiid.353655
  3. https://vuldb.com/?id.353655
  4. https://vuldb.com/?submit.777381
  5. https://www.tenda.com.cn/

3

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessStack-based Buffer Overflowcwe-1210%live
WeaknessOut-of-bounds Writecwe-7870%live

Related by meaning· 6

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