Ubb Firmware

1 CVEs product

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CVE-2026-21638 HIGH This Week

Remote code execution in Ubiquiti airMAX wireless devices (UBB, UBB-XG, UDB-Pro/UDB-Pro-Sector) allows adjacent network attackers to execute arbitrary code by exploiting a protocol vulnerability without authentication. Affected versions include UBB-XG 1.2.2 and earlier, UDB-Pro/UDB-Pro-Sector 1.4.1 and earlier, and UBB 3.1.5 and earlier. No patch is currently available, though vendors have released mitigation versions.

RCE Udb Pro Sector Firmware Udb Pro Firmware Ubb Xg Firmware Ubb Firmware

NVD

CVSS 3.1

8.8

EPSS

0.2%

CVE-2026-21638

EPSS 0% CVSS 8.8

HIGH This Week

Remote code execution in Ubiquiti airMAX wireless devices (UBB, UBB-XG, UDB-Pro/UDB-Pro-Sector) allows adjacent network attackers to execute arbitrary code by exploiting a protocol vulnerability without authentication. Affected versions include UBB-XG 1.2.2 and earlier, UDB-Pro/UDB-Pro-Sector 1.4.1 and earlier, and UBB 3.1.5 and earlier. No patch is currently available, though vendors have released mitigation versions.

RCE Udb Pro Sector Firmware Udb Pro Firmware +2

NVD

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