CVE-2026-3679HIGH 8.8EPSS p43.7%

CVE-2026-3679CVE-2026-3679

Description

A vulnerability was identified in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex. Such manipulation of the argument mit_linktype/PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might 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
EPSS0.59% probability of exploitation · percentile 43.7% · 2026-06-19T12:03:05Z
Published2026-03-07
Last modified2026-03-09

Underlying weaknesses· 2

CWE-119CWE-121

References

  1. https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_63/README.md
  2. https://vuldb.com/?ctiid.349581
  3. https://vuldb.com/?id.349581
  4. https://vuldb.com/?submit.765331
  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.