CVE-2026-22559HIGH 8.8EPSS p21.9%

CVE-2026-22559CVE-2026-22559

Description

An Improper Input Validation vulnerability in UniFi Network Server may allow unauthorized access to an account if the account owner is socially engineered into clicking a malicious link. Affected Products: UniFi Network Server (Version 10.1.85 and earlier) Mitigation: Update UniFi Network Server to Version 10.1.89 or later.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.30% probability of exploitation · percentile 21.9% · 2026-06-18T12:00:27Z
Published2026-03-24
Last modified2026-04-30

Underlying weaknesses· 1

CWE-20

References

  1. https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b

1

TypeTargetConfidenceTier
WeaknessImproper Input Validationcwe-200%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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