{"schema_version":1,"title":"Ubiquiti UniFi OS vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 21 vulnerabilities in Ubiquiti UniFi OS: 0 in the last 7 days and 12 in the last 90 days, 14 of them critical and 3 exploited in the wild. The most recent, CVE-2026-77550, was published on 26 August 2026.","url":"https://junglewise.ai/threats/technologies/unifi-os","json_url":"https://junglewise.ai/threats/technologies/unifi-os.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/unifi-os","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":7,"all_time":21,"critical":14,"exploited":3,"last_7_days":0,"last_30_days":0,"last_90_days":12,"last_365_days":21},"latest":[{"cve":"CVE-2026-77550","cvss":10,"epss":0.008,"slug":"cve-2026-77550-ubiquiti-unifi-os-crlf-injection-authentication-bypass","title":"Ubiquiti UniFi OS CRLF injection authentication bypass","severity":"critical","exploited":false,"published_at":"2026-08-26T11:16:38.93+00:00","url":"https://junglewise.ai/threats/cve-2026-77550-ubiquiti-unifi-os-crlf-injection-authentication-bypass"},{"cve":"CVE-2026-77549","cvss":9,"epss":0.0051,"slug":"cve-2026-77549-ubiquiti-unifi-os-crlf-injection-authentication-bypass","title":"Ubiquiti UniFi OS CRLF injection authentication bypass","severity":"critical","exploited":false,"published_at":"2026-08-26T11:16:38.807+00:00","url":"https://junglewise.ai/threats/cve-2026-77549-ubiquiti-unifi-os-crlf-injection-authentication-bypass"},{"cve":"CVE-2026-77545","cvss":9,"epss":0.0039,"slug":"cve-2026-77545-ubiquiti-unifi-os-active-debug-code-privilege-escalation","title":"Ubiquiti UniFi OS active debug code privilege escalation","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:42.407+00:00","url":"https://junglewise.ai/threats/cve-2026-77545-ubiquiti-unifi-os-active-debug-code-privilege-escalation"},{"cve":"CVE-2026-77540","cvss":9.1,"epss":0.0129,"slug":"cve-2026-77540-ubiquiti-unifi-os-command-injection-vulnerability","title":"Ubiquiti UniFi OS command injection vulnerability","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.92+00:00","url":"https://junglewise.ai/threats/cve-2026-77540-ubiquiti-unifi-os-command-injection-vulnerability"},{"cve":"CVE-2026-77539","cvss":9.1,"epss":0.0129,"slug":"cve-2026-77539-ubiquiti-unifi-os-command-injection-in-input-validation","title":"Ubiquiti UniFi OS command injection in input validation","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.783+00:00","url":"https://junglewise.ai/threats/cve-2026-77539-ubiquiti-unifi-os-command-injection-in-input-validation"},{"cve":"CVE-2026-77536","cvss":9.9,"epss":0.0042,"slug":"cve-2026-77536-ubiquiti-unifi-os-privilege-escalation-in-access-control","title":"Ubiquiti UniFi OS privilege escalation in access control","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.417+00:00","url":"https://junglewise.ai/threats/cve-2026-77536-ubiquiti-unifi-os-privilege-escalation-in-access-control"},{"cve":"CVE-2026-77534","cvss":9.9,"epss":0.0042,"slug":"cve-2026-77534-ubiquiti-unifi-os-privilege-escalation-via-improper-access","title":"Ubiquiti UniFi OS privilege escalation via improper access control","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.173+00:00","url":"https://junglewise.ai/threats/cve-2026-77534-ubiquiti-unifi-os-privilege-escalation-via-improper-access"},{"cve":"CVE-2026-55110","cvss":7.5,"slug":"cve-2026-55110-ubiquiti-unifi-os-cors-misconfiguration-session-hijacking","title":"Ubiquiti UniFi OS CORS misconfiguration session hijacking","severity":"high","exploited":false,"published_at":"2026-07-02T15:17:04.87+00:00","url":"https://junglewise.ai/threats/cve-2026-55110-ubiquiti-unifi-os-cors-misconfiguration-session-hijacking"},{"cve":"CVE-2026-54404","cvss":8.8,"slug":"cve-2026-54404-ubiquiti-unifi-os-sql-injection-privilege-escalation","title":"Ubiquiti UniFi OS SQL injection privilege escalation","severity":"high","exploited":false,"published_at":"2026-07-02T15:17:04.06+00:00","url":"https://junglewise.ai/threats/cve-2026-54404-ubiquiti-unifi-os-sql-injection-privilege-escalation"},{"cve":"CVE-2026-54403","cvss":8.6,"slug":"cve-2026-54403-ubiquiti-unifi-os-authentication-bypass-via-path-traversal","title":"Ubiquiti UniFi OS authentication bypass via path traversal","severity":"high","exploited":false,"published_at":"2026-07-02T15:17:03.947+00:00","url":"https://junglewise.ai/threats/cve-2026-54403-ubiquiti-unifi-os-authentication-bypass-via-path-traversal"},{"cve":"CVE-2026-54402","cvss":9.9,"slug":"cve-2026-54402-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":false,"published_at":"2026-07-02T15:17:03.837+00:00","url":"https://junglewise.ai/threats/cve-2026-54402-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-54401","cvss":7.7,"slug":"cve-2026-54401-ubiquiti-unifi-os-ssrf-privilege-escalation","title":"Ubiquiti UniFi OS SSRF privilege escalation","severity":"high","exploited":false,"published_at":"2026-07-02T15:17:03.73+00:00","url":"https://junglewise.ai/threats/cve-2026-54401-ubiquiti-unifi-os-ssrf-privilege-escalation"},{"cve":"CVE-2026-48610","cvss":8.1,"slug":"cve-2026-48610-ubiquiti-unifi-os-improper-access-control","title":"Ubiquiti UniFi OS improper access control","severity":"high","exploited":false,"published_at":"2026-06-12T04:17:06.803+00:00","url":"https://junglewise.ai/threats/cve-2026-48610-ubiquiti-unifi-os-improper-access-control"},{"cve":"CVE-2026-47370","cvss":9.9,"slug":"cve-2026-47370-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":false,"published_at":"2026-06-12T04:17:06.657+00:00","url":"https://junglewise.ai/threats/cve-2026-47370-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-47369","cvss":9.9,"slug":"cve-2026-47369-ubiquiti-unifi-os-privilege-escalation-via-improper-input","title":"Ubiquiti UniFi OS privilege escalation via improper input validation","severity":"critical","exploited":false,"published_at":"2026-06-12T04:17:06.513+00:00","url":"https://junglewise.ai/threats/cve-2026-47369-ubiquiti-unifi-os-privilege-escalation-via-improper-input"},{"cve":"CVE-2026-47368","cvss":8.6,"slug":"cve-2026-47368-ubiquiti-unifi-os-path-traversal","title":"Ubiquiti UniFi OS path traversal","severity":"high","exploited":false,"published_at":"2026-06-12T04:17:06.343+00:00","url":"https://junglewise.ai/threats/cve-2026-47368-ubiquiti-unifi-os-path-traversal"},{"cve":"CVE-2026-34911","cvss":7.7,"slug":"cve-2026-34911-ubiquiti-unifi-os-path-traversal","title":"Ubiquiti UniFi OS path traversal","severity":"high","exploited":false,"published_at":"2026-05-22T02:16:34.667+00:00","url":"https://junglewise.ai/threats/cve-2026-34911-ubiquiti-unifi-os-path-traversal"},{"cve":"CVE-2026-34910","cvss":10,"epss":0.3362,"slug":"cve-2026-34910-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.527+00:00","url":"https://junglewise.ai/threats/cve-2026-34910-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-34909","cvss":10,"epss":0.009,"slug":"cve-2026-34909-ubiquiti-unifi-os-path-traversal-in-underlying-system-files","title":"Ubiquiti UniFi OS path traversal in underlying system files","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.39+00:00","url":"https://junglewise.ai/threats/cve-2026-34909-ubiquiti-unifi-os-path-traversal-in-underlying-system-files"},{"cve":"CVE-2026-34908","cvss":10,"epss":0.0086,"slug":"cve-2026-34908-ubiquiti-unifi-os-improper-access-control","title":"Ubiquiti UniFi OS improper access control","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.24+00:00","url":"https://junglewise.ai/threats/cve-2026-34908-ubiquiti-unifi-os-improper-access-control"},{"cve":"CVE-2026-33000","cvss":9.1,"slug":"cve-2026-33000-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":false,"published_at":"2026-05-22T02:16:33.933+00:00","url":"https://junglewise.ai/threats/cve-2026-33000-ubiquiti-unifi-os-command-injection-via-improper-input-validation"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":7,"exploited":0,"vulnerabilities":7},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Ubiquiti Cloud Gateway","slug":"cloud-gateway","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/cloud-gateway"},{"name":"Ubiquiti Dream Machine","slug":"dream-machine","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/dream-machine"},{"name":"Ubiquiti Dream Router","slug":"dream-router","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/dream-router"},{"name":"Ubiquiti Dream Wall","slug":"dream-wall","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/dream-wall"},{"name":"Ubiquiti Cloud Key","slug":"cloud-key","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/cloud-key"},{"name":"Ubiquiti Enterprise Firewall Core","slug":"enterprise-firewall-core","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/enterprise-firewall-core"},{"name":"Ubiquiti Enterprise Video Recorder","slug":"enterprise-video-recorder","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/enterprise-video-recorder"},{"name":"Ubiquiti Network Video Recorder","slug":"network-video-recorder","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/network-video-recorder"},{"name":"Ubiquiti UniFi Gateway","slug":"unifi-gateway","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/unifi-gateway"},{"name":"Ubiquiti UniFi Network Application","slug":"unifi-network-application","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/unifi-network-application"},{"name":"Ubiquiti UniFi Protect","slug":"unifi-protect","vulnerabilities":5,"url":"https://junglewise.ai/threats/technologies/unifi-protect"},{"name":"Ubiquiti UniFi Access","slug":"unifi-access","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/unifi-access"}],"technology":{"hub":true,"name":"Ubiquiti UniFi OS","slug":"unifi-os","vendor":{"name":"Ubiquiti","slug":"ubiquiti","url":"https://junglewise.ai/threats/vendors/ubiquiti"},"aliases":["unifi-os-server"],"category":"operating-system","homepage":"https://ui.com/unifi","description":"An operating system designed for managing Ubiquiti networking hardware and applications.","url":"https://junglewise.ai/threats/technologies/unifi-os"},"most_severe":[{"cve":"CVE-2026-34910","cvss":10,"epss":0.3362,"slug":"cve-2026-34910-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.527+00:00","url":"https://junglewise.ai/threats/cve-2026-34910-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-34909","cvss":10,"epss":0.009,"slug":"cve-2026-34909-ubiquiti-unifi-os-path-traversal-in-underlying-system-files","title":"Ubiquiti UniFi OS path traversal in underlying system files","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.39+00:00","url":"https://junglewise.ai/threats/cve-2026-34909-ubiquiti-unifi-os-path-traversal-in-underlying-system-files"},{"cve":"CVE-2026-34908","cvss":10,"epss":0.0086,"slug":"cve-2026-34908-ubiquiti-unifi-os-improper-access-control","title":"Ubiquiti UniFi OS improper access control","severity":"critical","exploited":true,"published_at":"2026-05-22T02:16:34.24+00:00","url":"https://junglewise.ai/threats/cve-2026-34908-ubiquiti-unifi-os-improper-access-control"},{"cve":"CVE-2026-77550","cvss":10,"epss":0.008,"slug":"cve-2026-77550-ubiquiti-unifi-os-crlf-injection-authentication-bypass","title":"Ubiquiti UniFi OS CRLF injection authentication bypass","severity":"critical","exploited":false,"published_at":"2026-08-26T11:16:38.93+00:00","url":"https://junglewise.ai/threats/cve-2026-77550-ubiquiti-unifi-os-crlf-injection-authentication-bypass"},{"cve":"CVE-2026-77536","cvss":9.9,"epss":0.0042,"slug":"cve-2026-77536-ubiquiti-unifi-os-privilege-escalation-in-access-control","title":"Ubiquiti UniFi OS privilege escalation in access control","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.417+00:00","url":"https://junglewise.ai/threats/cve-2026-77536-ubiquiti-unifi-os-privilege-escalation-in-access-control"},{"cve":"CVE-2026-77534","cvss":9.9,"epss":0.0042,"slug":"cve-2026-77534-ubiquiti-unifi-os-privilege-escalation-via-improper-access","title":"Ubiquiti UniFi OS privilege escalation via improper access control","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.173+00:00","url":"https://junglewise.ai/threats/cve-2026-77534-ubiquiti-unifi-os-privilege-escalation-via-improper-access"},{"cve":"CVE-2026-54402","cvss":9.9,"slug":"cve-2026-54402-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":false,"published_at":"2026-07-02T15:17:03.837+00:00","url":"https://junglewise.ai/threats/cve-2026-54402-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-47370","cvss":9.9,"slug":"cve-2026-47370-ubiquiti-unifi-os-command-injection-via-improper-input-validation","title":"Ubiquiti UniFi OS command injection via improper input validation","severity":"critical","exploited":false,"published_at":"2026-06-12T04:17:06.657+00:00","url":"https://junglewise.ai/threats/cve-2026-47370-ubiquiti-unifi-os-command-injection-via-improper-input-validation"},{"cve":"CVE-2026-47369","cvss":9.9,"slug":"cve-2026-47369-ubiquiti-unifi-os-privilege-escalation-via-improper-input","title":"Ubiquiti UniFi OS privilege escalation via improper input validation","severity":"critical","exploited":false,"published_at":"2026-06-12T04:17:06.513+00:00","url":"https://junglewise.ai/threats/cve-2026-47369-ubiquiti-unifi-os-privilege-escalation-via-improper-input"},{"cve":"CVE-2026-77540","cvss":9.1,"epss":0.0129,"slug":"cve-2026-77540-ubiquiti-unifi-os-command-injection-vulnerability","title":"Ubiquiti UniFi OS command injection vulnerability","severity":"critical","exploited":false,"published_at":"2026-08-26T10:16:41.92+00:00","url":"https://junglewise.ai/threats/cve-2026-77540-ubiquiti-unifi-os-command-injection-vulnerability"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}