CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-54401

A malicious actor with access to the network and low privileges could exploit a Server-Side Request Forgery (SSRF) to escalate privileges within such UniFi OS devices or instances.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.002

EPSS Ranking 12.1%

CVSS Severity

CVSS v3 Score 7.7

References

https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

Products affected by CVE-2026-54401

Ui » Unifi Os Server » Version: 4.3.6

cpe:2.3:a:ui:unifi_os_server:4.3.6
Ui » Unifi Os Server » Version: 5.0.6

cpe:2.3:a:ui:unifi_os_server:5.0.6
Ui » Unifi Os Server » Version: 5.0.8

cpe:2.3:a:ui:unifi_os_server:5.0.8
Ui » Unifi Os Server » Version: 5.1.15

cpe:2.3:a:ui:unifi_os_server:5.1.15
Ui » Enterprise Firewall Core » Version: N/A

cpe:2.3:h:ui:enterprise_firewall_core:-
Ui » Enterprise Fortress Gateway » Version: N/A

cpe:2.3:h:ui:enterprise_fortress_gateway:-
Ui » Enterprise Network Video Recorder » Version: N/A

cpe:2.3:h:ui:enterprise_network_video_recorder:-
Ui » Enterprise Network Video Recorder Core » Version: N/A

cpe:2.3:h:ui:enterprise_network_video_recorder_core:-
Ui » Unas 2 » Version: N/A

cpe:2.3:h:ui:unas_2:-
Ui » Unas 4 » Version: N/A

cpe:2.3:h:ui:unas_4:-
Ui » Unas Pro » Version: N/A

cpe:2.3:h:ui:unas_pro:-
Ui » Unas Pro 4 » Version: N/A

cpe:2.3:h:ui:unas_pro_4:-
Ui » Unas Pro 8 » Version: N/A

cpe:2.3:h:ui:unas_pro_8:-
Ui » Unifi Cloud Gateway Fiber » Version: N/A

cpe:2.3:h:ui:unifi_cloud_gateway_fiber:-
Ui » Unifi Cloud Gateway Industrial » Version: N/A

cpe:2.3:h:ui:unifi_cloud_gateway_industrial:-
Ui » Unifi Cloud Gateway Max » Version: N/A

cpe:2.3:h:ui:unifi_cloud_gateway_max:-
Ui » Unifi Cloud Gateway Ultra » Version: N/A

cpe:2.3:h:ui:unifi_cloud_gateway_ultra:-
Ui » Unifi Cloud Key Plus » Version: N/A

cpe:2.3:h:ui:unifi_cloud_key_plus:-
Ui » Unifi Cloudkey » Version: N/A

cpe:2.3:h:ui:unifi_cloudkey:-
Ui » Unifi Cloudkey Enterprise » Version: N/A

cpe:2.3:h:ui:unifi_cloudkey_enterprise:-
Ui » Unifi Dream Machine » Version: N/A

cpe:2.3:h:ui:unifi_dream_machine:-
Ui » Unifi Dream Machine Beast » Version: N/A

cpe:2.3:h:ui:unifi_dream_machine_beast:-
Ui » Unifi Dream Machine Pro » Version: N/A

cpe:2.3:h:ui:unifi_dream_machine_pro:-
Ui » Unifi Dream Machine Pro Max » Version: N/A

cpe:2.3:h:ui:unifi_dream_machine_pro_max:-
Ui » Unifi Dream Machine Special Edition » Version: N/A

cpe:2.3:h:ui:unifi_dream_machine_special_edition:-
Ui » Unifi Dream Router » Version: N/A

cpe:2.3:h:ui:unifi_dream_router:-
Ui » Unifi Dream Router 5g Max » Version: N/A

cpe:2.3:h:ui:unifi_dream_router_5g_max:-
Ui » Unifi Dream Router 7 » Version: N/A

cpe:2.3:h:ui:unifi_dream_router_7:-
Ui » Unifi Dream Wall » Version: N/A

cpe:2.3:h:ui:unifi_dream_wall:-
Ui » Unifi Express 7 » Version: N/A

cpe:2.3:h:ui:unifi_express_7:-
Ui » Unifi Network Video Recorder » Version: N/A

cpe:2.3:h:ui:unifi_network_video_recorder:-
Ui » Unifi Network Video Recorder G2 » Version: N/A

cpe:2.3:h:ui:unifi_network_video_recorder_g2:-
Ui » Unifi Network Video Recorder G2 Pro » Version: N/A

cpe:2.3:h:ui:unifi_network_video_recorder_g2_pro:-
Ui » Unifi Network Video Recorder Instant » Version: N/A

cpe:2.3:h:ui:unifi_network_video_recorder_instant:-
Ui » Unifi Network Video Recorder Pro » Version: N/A

cpe:2.3:h:ui:unifi_network_video_recorder_pro:-
Ui » Enterprise Firewall Core Firmware » Version: Any

cpe:2.3:o:ui:enterprise_firewall_core_firmware:*
Ui » Enterprise Fortress Gateway Firmware » Version: 5.1.12

cpe:2.3:o:ui:enterprise_fortress_gateway_firmware:5.1.12
Ui » Enterprise Network Video Recorder Core Firmware » Version: 5.1.12

cpe:2.3:o:ui:enterprise_network_video_recorder_core_firmware:5.1.12
Ui » Enterprise Network Video Recorder Firmware » Version: 5.1.12

cpe:2.3:o:ui:enterprise_network_video_recorder_firmware:5.1.12
Ui » Unas 2 Firmware » Version: 5.1.10

cpe:2.3:o:ui:unas_2_firmware:5.1.10
Ui » Unas 4 Firmware » Version: 5.1.10

cpe:2.3:o:ui:unas_4_firmware:5.1.10
Ui » Unas Pro 4 Firmware » Version: 5.1.10

cpe:2.3:o:ui:unas_pro_4_firmware:5.1.10
Ui » Unas Pro 8 Firmware » Version: 5.1.10

cpe:2.3:o:ui:unas_pro_8_firmware:5.1.10
Ui » Unas Pro Firmware » Version: 5.1.10

cpe:2.3:o:ui:unas_pro_firmware:5.1.10
Ui » Unifi Cloud Gateway Fiber Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloud_gateway_fiber_firmware:5.1.12
Ui » Unifi Cloud Gateway Industrial Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloud_gateway_industrial_firmware:5.1.12
Ui » Unifi Cloud Gateway Max Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloud_gateway_max_firmware:5.1.12
Ui » Unifi Cloud Gateway Ultra Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloud_gateway_ultra_firmware:5.1.12
Ui » Unifi Cloud Key Plus Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloud_key_plus_firmware:5.1.12
Ui » Unifi Cloudkey Enterprise Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloudkey_enterprise_firmware:5.1.12
Ui » Unifi Cloudkey Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_cloudkey_firmware:5.1.12
Ui » Unifi Dream Machine Beast Firmware » Version: 5.1.11

cpe:2.3:o:ui:unifi_dream_machine_beast_firmware:5.1.11
Ui » Unifi Dream Machine Firmware » Version: 1.5.6

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.5.6
Ui » Unifi Dream Machine Firmware » Version: 1.8.3

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.8.3
Ui » Unifi Dream Machine Firmware » Version: 1.8.4

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.8.4
Ui » Unifi Dream Machine Firmware » Version: 1.8.5

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.8.5
Ui » Unifi Dream Machine Firmware » Version: 1.8.6

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.8.6
Ui » Unifi Dream Machine Firmware » Version: 1.9.0

cpe:2.3:o:ui:unifi_dream_machine_firmware:1.9.0
Ui » Unifi Dream Machine Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_machine_firmware:5.1.12
Ui » Unifi Dream Machine Pro Firmware » Version: 1.6.4

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.6.4
Ui » Unifi Dream Machine Pro Firmware » Version: 1.6.5

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.6.5
Ui » Unifi Dream Machine Pro Firmware » Version: 1.6.6

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.6.6
Ui » Unifi Dream Machine Pro Firmware » Version: 1.7.0

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.7.0
Ui » Unifi Dream Machine Pro Firmware » Version: 1.7.2

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.7.2
Ui » Unifi Dream Machine Pro Firmware » Version: 1.8.0

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.8.0
Ui » Unifi Dream Machine Pro Firmware » Version: 1.8.3

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.8.3
Ui » Unifi Dream Machine Pro Firmware » Version: 1.8.4

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.8.4
Ui » Unifi Dream Machine Pro Firmware » Version: 1.8.5

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.8.5
Ui » Unifi Dream Machine Pro Firmware » Version: 1.8.6

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.8.6
Ui » Unifi Dream Machine Pro Firmware » Version: 1.9.0

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:1.9.0
Ui » Unifi Dream Machine Pro Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:5.1.12
Ui » Unifi Dream Machine Pro Max Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_machine_pro_max_firmware:5.1.12
Ui » Unifi Dream Machine Special Edition Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_machine_special_edition_firmware:5.1.12
Ui » Unifi Dream Router 5g Max Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_router_5g_max_firmware:5.1.12
Ui » Unifi Dream Router 7 Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_router_7_firmware:5.1.12
Ui » Unifi Dream Router Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_router_firmware:5.1.12
Ui » Unifi Dream Wall Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_dream_wall_firmware:5.1.12
Ui » Unifi Express 7 Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_express_7_firmware:5.1.12
Ui » Unifi Network Video Recorder Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_network_video_recorder_firmware:5.1.12
Ui » Unifi Network Video Recorder G2 Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_network_video_recorder_g2_firmware:5.1.12
Ui » Unifi Network Video Recorder G2 Pro Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_network_video_recorder_g2_pro_firmware:5.1.12
Ui » Unifi Network Video Recorder Instant Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_network_video_recorder_instant_firmware:5.1.12
Ui » Unifi Network Video Recorder Pro Firmware » Version: 5.1.12

cpe:2.3:o:ui:unifi_network_video_recorder_pro_firmware:5.1.12

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-54401

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