CVE-2025-71326

HighCVSS 7.8/10Last modified Oct 6, 2026

Description

AVAST Antivirus 25.11 contains an unquoted service path vulnerability in the SecureLine service that allows local non-privileged users to execute code with elevated SYSTEM privileges. Attackers can exploit the unquoted binary path in the service configuration to inject malicious executables that execute with high-level system permissions.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Jun 19, 2026
Last modified
Oct 6, 2026
NVD status
Awaiting Analysis

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CVE-2025-71326: High severity, CVSS 7.8 | Vulnix