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Free Antivirus
by Avast · last CVE Nov 11, 2025
9
CVEs
0
On KEV
7.8
Max CVSS
0
New 30D
Vulnerabilities9In the news0Timeline
Severity mix
Critical 0High 4Medium 5Low 0
Severity
All severities9Critical0High4Medium5Low0
Exploitation
On CISA KEV0Exploited in the wild0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2017-5567
6.7
1%
Mar 21
Code injection vulnerability in Avast Premier 12.3 (and earlier), Internet Security 12.3 (and earlier), Pro Antivirus 12.3 (and earlier), and Free Antivirus 12.3 (and earlier)…
Affected: through 12.3
CVE-2024-7228
5.5
0%
Nov 22
Avast Free Antivirus Link Following Denial-of-Service Vulnerability
Affected: 23.11.6090 Build 23.11.8365.809
CVE-2020-13657
5.5
0%
Jun 29
An elevation of privilege vulnerability exists in Avast Free Antivirus and AVG AntiVirus Free before 20.4 due to improperly handling hard links
Affected: before 20.4
CVE-2016-4025
5.5
0%
Nov 3
Avast Internet Security v11.x.x, Pro Antivirus v11.x.x, Premier v11.x.x, Free Antivirus v11.x.x, Business Security v11.x.x, Endpoint Protection v8.x.x, Endpoint Protection Plus…
Affected: 11.1.2241; 11.1.2245; 11.1.2253; 11.1.2260; 11.1.2261; 11.1.2262
CVE-2025-10905
4.4
0%
Nov 11
Collision in minifilter driver of Avast Free Antivirus results in disabling of real-time protection
Affected: before 25.9
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