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CVE-2026-54400

CVSS 3.1: 9.1 critical
EPSS: <1%p43
Published: Jul 2, 2026 · Jul 2, 2026
Modified: Oct 25, 2026

Analyze CVE-2026-54400 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

Description · NVD

A malicious actor with access to the network and high privileges could exploit an Improper Access Control vulnerability found in UniFi Access Application to escalate privileges on the host device.

Vendors: ui

Products: unifi access

Weakness: CWE-284

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

3 stories

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The Hacker NewsAug 4, 12:16 UTC · Aug 4, 2026RansomwareCVE-2026-50746 CVE-2026-50747 CVE-2026-50748+452 · 1 read

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Ubiquiti Patches Critical UniFi OS Flaws Allowing Command Injection and Privilege Escalation

Security AffairsJul 8, 20:21 UTC · Jul 8, 2026VulnerabilityExploitedCVE-2026-50746 CVE-2026-50747 CVE-2026-50748+72 · 1 read

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Ubiquiti Patches Critical UniFi Flaws Across Connect, Talk, Access, Protect, and OS

The Hacker NewsJul 8, 14:38 UTC · Jul 8, 2026VulnerabilityExploitedCVE-2026-50746 CVE-2026-50747 CVE-2026-50748+72

60