# CVE-2025-71326

## Summary

- **CVE ID:** CVE-2025-71326
- **Severity:** HIGH
- **CVSS Score:** 8.5 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-428
- **Published:** Jun 19, 2026
- **Last Modified:** Jul 14, 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.

## Affected Products

- Avast — AVAST Antivirus (25.11)

## References

- [CNA](https://www.exploit-db.com/exploits/52510)
- [CNA](https://www.avast.com/)
- [CNA](https://www.vulncheck.com/advisories/avast-antivirus-unquoted-service-path-privilege-escalation)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 7.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._