Fiche vulnérabilité
CVE-2026-34910 : faille exploitée ui unifi os server (CVSS 10.0)
Description
A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.
En bref
- Sévérité
- Critique (CVSS 10.0)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Exploitation active
- Oui, inscrite au catalogue CISA KEV
- Publication
- 22 mai 2026
- Dernière mise à jour
- 23 juil. 2026
Produits concernés
- ui unifi os server
- ui unifi cloud gateway industrial firmware
- ui unifi dream machine firmware
- ui unifi dream machine pro firmware
- ui unifi dream machine special edition firmware
- ui unifi dream machine pro max firmware
- ui enterprise fortress gateway firmware
- ui unifi dream wall firmware
- ui unifi dream router firmware
- ui unifi dream router 7 firmware
- ui unifi express 7 firmware
- ui unifi network video recorder firmware
- ui unifi network video recorder pro firmware
- ui unifi network video recorder instant firmware
- ui enterprise network video recorder firmware
- ui unifi cloud gateway ultra firmware
- ui unifi cloud gateway max firmware
- ui unifi cloud gateway fiber firmware
- ui unifi dream router 5g max firmware
- ui enterprise network video recorder core firmware
Correctif et mesures
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.