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Vulnerability record · CVE-2025-13032 · published 11 November 2025

CVE-2025-13032: Avast antivirus toctou race condition vulnerability

Avast · Antivirus

Double fetch in sandbox kernel driver in Avast/AVG Antivirus <25.3  on windows allows local attacker to escalate privelages via pool overflow.

7.8 CVSS 3.1 High EPSS 0.25% · top 85.6% CWE-367 · TOCTOU race condition
7.8CVSS 3.1 base score
0.25%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Double fetch in sandbox kernel driver in Avast/AVG Antivirus <25.3  on windows allows local attacker to escalate privelages via pool overflow.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.gendigital.com/us/en/contact-us/security-advisories/ Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-13032), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.