CVE-2025-31355CRITICAL 9.8EPSS p19.6%

CVE-2025-31355CVE-2025-31355

Description

A firmware update vulnerability exists in the Firmware Signature Validation functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted malicious file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.28% probability of exploitation · percentile 19.6% · 2026-06-19T12:03:05Z
Published2025-08-20
Last modified2025-11-03

Underlying weaknesses· 1

CWE-494

References

  1. https://talosintelligence.com/vulnerability_reports/TALOS-2025-2161
  2. https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2161

1

TypeTargetConfidenceTier
WeaknessDownload of Code Without Integrity Checkcwe-4940%live

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