CVE-2026-34908
Ubiquiti UniFi OS Improper Access Control Vulnerability
CVSS
—
Sin CVSS
EPSS
2.5%
p83
KEV
SÍ
23 jun 2026
Exploit Today
75
0-100
Publicado: — · Última mod.: —
Producto
Ubiquiti / UniFi OS
Vulnerabilidad
Ubiquiti UniFi OS Improper Access Control Vulnerability
Añadido a KEV
23 jun 2026
Remediar antes de
26 jun 2026
Uso conocido en ransomware
No
Descripción resumida
Ubiquiti UniFi OS contains an improper access control vulnerability which could allow a malicious actor with access to the network to make unauthorized changes to the system.
Acción requerida
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Notas
https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-34908