CVE-2026-34908CRITICAL 10.0EPSS p42.4%

CVE-2026-34908CVE-2026-34908

Description

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS devices to make unauthorized changes to the system.

Scoring

CVSS 3.110.0 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS0.56% probability of exploitation · percentile 42.4% · 2026-06-19T12:03:05Z
Published2026-05-22
Last modified2026-05-22

Underlying weaknesses· 1

CWE-284

References

  1. https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b

1

TypeTargetConfidenceTier
WeaknessImproper Access Controlcwe-2840%live

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