CVE-2026-55112
High
Description
A malicious actor with access to the network and low privileges and under certain conditions could exploit an Improper Access Control vulnerability found in UniFi OS with UniFi Protect Application to escalate privileges on the host device.
SeverityHigh
CVSS7.5
Exploit probability—
ProductUi Unifi Dream Machine Pro Firmware
PublishedJul 2, 2026
First seenJul 2, 2026
Weakness typeCWE-284Improper access control
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ui unifi_dream_machine_pro_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_machine_special_edition_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_machine_pro_max_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_machine_beast_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_router_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_wall_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_router_7_firmware | v ≤ 5.1.15 | — |
| ui unifi_cloudkey_firmware | v ≤ 5.1.15 | — |
| ui unifi_network_video_recorder_firmware | v ≤ 5.1.15 | — |
| ui unifi_network_video_recorder_pro_firmware | v ≤ 5.1.15 | — |
| ui unifi_network_video_recorder_instant_firmware | v ≤ 5.1.15 | — |
| ui enterprise_network_video_recorder_firmware | v ≤ 5.1.15 | — |
| ui enterprise_network_video_recorder_core_firmware | v ≤ 5.1.15 | — |
| ui unifi_network_video_recorder_g2_firmware | v ≤ 5.1.15 | — |
| ui unifi_network_video_recorder_g2_pro_firmware | v ≤ 5.1.15 | — |
| ui unifi_cloud_gateway_max_firmware | v ≤ 5.1.15 | — |
| ui unifi_cloud_gateway_industrial_firmware | v ≤ 5.1.15 | — |
| ui unifi_cloud_gateway_fiber_firmware | v ≤ 5.1.15 | — |
| ui unifi_dream_router_5g_max_firmware | v ≤ 5.1.15 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.