{"id":"CVE-2026-77554","aliases":["EUVD-2026-66403","GHSA-7p8g-c87g-jxrv"],"status":"published","title":"A malicious actor with access to the network could exploit an Improper Input Validation...","description":"A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01635,"percentile":0.76512,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-08-26T10:45:46Z","modified":"2026-08-28T21:30:59Z","products":[{"vendor":"ubiquiti inc","product":"unifi talk application"}],"references":[{"url":"https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77554"},{"url":"https://github.com/advisories/GHSA-7p8g-c87g-jxrv"}],"sources":{"cve":[{"id":"CVE-2026-77554","description":"A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.","status":"published","published":"2026-08-26T10:45:46.316Z","modified":"2026-08-26T12:42:21.536Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:20:15.712761Z"}],"euvd":[{"id":"EUVD-2026-66403","description":"A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.","status":"published","published":"2026-08-26T10:45:46Z","modified":"2026-08-26T12:42:21Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:31.267984Z"}],"ghsa":[{"id":"GHSA-7p8g-c87g-jxrv","title":"A malicious actor with access to the network could exploit an Improper Input Validation...","description":"A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.","status":"published","published":"2026-08-28T21:30:58Z","modified":"2026-08-28T21:30:59Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:11:08.095363Z"}],"nvd":[{"id":"CVE-2026-77554","description":"A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.","status":"published","published":"2026-08-26T11:16:39.4Z","modified":"2026-08-28T18:49:15.34Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:41.66469Z"}]}}