CVE-2026-2872HIGH 8.8EPSS p42.5%

CVE-2026-2872CVE-2026-2872

Description

A security vulnerability has been detected in Tenda A21 1.0.0.0. This vulnerability affects the function set_device_name of the file /goform/setBlackRule of the component MAC Filtering Configuration Endpoint. Such manipulation of the argument devName/mac leads to stack-based buffer overflow. The attack may be performed from remote. The exploit has been disclosed publicly 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
EPSS0.57% probability of exploitation · percentile 42.5% · 2026-06-19T12:03:05Z
Published2026-02-21
Last modified2026-02-23

Underlying weaknesses· 2

CWE-119CWE-121

References

  1. https://github.com/QIU-DIE/cve-nneeww/issues/3
  2. https://vuldb.com/?ctiid.347109
  3. https://vuldb.com/?id.347109
  4. https://vuldb.com/?submit.754634
  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.