Vulnerability in Avast Free Antivirus
CVE-2025-10905
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.
EPSS: 0.001 (1.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Avast Free Antivirus — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-10905?
- CVE-2025-10905 is a medium-severity vulnerability in Avast Free Antivirus, classified under Protection Mechanism Failure. CVSS score: 4.4/10. Published 2025-11-11.
- How severe is CVE-2025-10905?
- Medium severity. CVSS v3 base score is 4.4 out of 10.