CVE-2025-10905

MEDIUM

Avast Free Antivirus <25.9 - Privilege Escalation

Title source: llm

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.

References (1)

Scores

CVSS v3 4.4
EPSS 0.0002
EPSS Percentile 6.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-693
Status draft

Timeline

Published Nov 11, 2025
Tracked Since Feb 18, 2026