{"id":"CVE-2025-10905","aliases":["EUVD-2025-84321","GHSA-7rvm-5hwf-93cv"],"status":"published","title":"Collision in minifilter driver of Avast Free Antivirus results in disabling of real-time protection","description":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00127,"percentile":0.02419,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693"],"published":"2025-11-11T15:52:21Z","modified":"2026-10-18T21:10:00Z","products":[{"vendor":"avast","product":"free antivirus"}],"references":[{"url":"https://www.gendigital.com/us/en/contact-us/security-advisories/)"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-10905"},{"url":"https://github.com/advisories/GHSA-7rvm-5hwf-93cv"}],"sources":{"cve":[{"id":"CVE-2025-10905","title":"Collision in minifilter driver of Avast Free Antivirus results in disabling of real-time protection","description":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.","status":"published","published":"2025-11-11T15:52:21.984Z","modified":"2025-11-12T20:02:46.735Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:32:30.643267Z"}],"euvd":[{"id":"EUVD-2025-84321","description":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.","status":"published","published":"2025-11-11T15:52:21Z","modified":"2025-11-12T20:02:46Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:49:18.397537Z"}],"ghsa":[{"id":"GHSA-7rvm-5hwf-93cv","title":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows...","description":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.","status":"published","published":"2025-11-11T18:30:15Z","modified":"2025-11-11T18:30:18Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T15:04:44.661811Z"}],"nvd":[{"id":"CVE-2025-10905","description":"Collision in MiniFilter driver in Avast Software Avast Free Antivirus  before 25.9  on Windows allows a local attacker with administrative privileges to disable real-time protection and self-defense mechanisms.","status":"published","published":"2025-11-11T16:15:37.967Z","modified":"2026-10-18T21:10:00.12Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:11:42.870953Z"}]}}