{"schema_version":1,"title":"SemaphoreUI Semaphore vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in SemaphoreUI Semaphore: 0 in the last 7 days and 4 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-91994, was published on 15 September 2026.","url":"https://junglewise.ai/threats/technologies/semaphore","json_url":"https://junglewise.ai/threats/technologies/semaphore.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/semaphore","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":4,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-91994","cvss":6.5,"epss":0.0042,"slug":"cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint","title":"Semaphore UI authorization bypass in environment endpoint","severity":"medium","exploited":false,"published_at":"2026-09-15T12:17:54.793+00:00","url":"https://junglewise.ai/threats/cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint"},{"cve":"CVE-2026-73294","cvss":9.9,"epss":0.0065,"slug":"cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.17 and 2.19.5-beta2, repository git_url handling passes an attacker","severity":"critical","exploited":false,"published_at":"2026-08-12T16:17:22.64+00:00","url":"https://junglewise.ai/threats/cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling"},{"cve":"CVE-2026-73293","cvss":8.8,"epss":0.0057,"slug":"cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.19 and from 2.19.0-alpha3 until 2.19.5-beta5, ProjectMiddleware an","severity":"high","exploited":false,"published_at":"2026-08-12T16:17:22.493+00:00","url":"https://junglewise.ai/threats/cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision"},{"cve":"CVE-2026-73292","cvss":8.3,"epss":0.0023,"slug":"cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.21, the /api/users/{id}/password endpoint accepts a cross-site requ","severity":"high","exploited":false,"published_at":"2026-08-12T16:17:22.343+00:00","url":"https://junglewise.ai/threats/cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint"}],"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":1,"exploited":0,"vulnerabilities":3},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"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":1},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"SemaphoreUI Semaphore","slug":"semaphore","vendor":{"name":"SemaphoreUI","slug":"semaphoreui","url":"https://junglewise.ai/threats/vendors/semaphoreui"},"aliases":[],"category":"application","description":"Open-source automation and deployment orchestration tool.","url":"https://junglewise.ai/threats/technologies/semaphore"},"most_severe":[{"cve":"CVE-2026-73294","cvss":9.9,"epss":0.0065,"slug":"cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.17 and 2.19.5-beta2, repository git_url handling passes an attacker","severity":"critical","exploited":false,"published_at":"2026-08-12T16:17:22.64+00:00","url":"https://junglewise.ai/threats/cve-2026-73294-semaphore-ui-os-command-injection-in-git-repository-handling"},{"cve":"CVE-2026-73293","cvss":8.8,"epss":0.0057,"slug":"cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.19 and from 2.19.0-alpha3 until 2.19.5-beta5, ProjectMiddleware an","severity":"high","exploited":false,"published_at":"2026-08-12T16:17:22.493+00:00","url":"https://junglewise.ai/threats/cve-2026-73293-semaphore-ui-privilege-escalation-via-role-slug-collision"},{"cve":"CVE-2026-73292","cvss":8.3,"epss":0.0023,"slug":"cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint","title":"Semaphore UI is a web interface for managing DevOps tools. Prior to 2.18.21, the /api/users/{id}/password endpoint accepts a cross-site requ","severity":"high","exploited":false,"published_at":"2026-08-12T16:17:22.343+00:00","url":"https://junglewise.ai/threats/cve-2026-73292-semaphore-ui-csrf-in-password-change-endpoint"},{"cve":"CVE-2026-91994","cvss":6.5,"epss":0.0042,"slug":"cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint","title":"Semaphore UI authorization bypass in environment endpoint","severity":"medium","exploited":false,"published_at":"2026-09-15T12:17:54.793+00:00","url":"https://junglewise.ai/threats/cve-2026-91994-semaphore-ui-authorization-bypass-in-environment-endpoint"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}