CVE-2026-55110
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.1%
exploitation probability
0.1%top 96% of all CVEs
observed exploitation
nono source reports it
A malicious actor who lures an authenticated user to a malicious page could exploit a Cross-Origin Resource Sharing (CORS) misconfiguration found in UniFi OS to trigger actions in UniFi OS using that user's session.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Ubiquiti Inc · Cloud GatewaysUbiquiti Inc · Cloud KeysUbiquiti Inc · Dream MachinesUbiquiti Inc · Dream RoutersUbiquiti Inc · Dream WallUbiquiti Inc · Enterprise Firewall CoreUbiquiti Inc · Enterprise Fortress GatewayUbiquiti Inc · Enterprise Video RecordersUbiquiti Inc · Express 7Ubiquiti Inc · Network Attached StorageUbiquiti Inc · Network Video RecordersUbiquiti Inc · UniFi OS Server