AN
Product
Antivirus
by Avast · last CVE Dec 1, 2025
33
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 3High 18Medium 12Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2021-45337
8.8
0%
Dec 27
Privilege escalation vulnerability in the Self-Defense driver of Avast Antivirus prior to 20.8 allows a local user with SYSTEM privileges to gain elevated privileges by…
Affected: before 20.8
CVE-2021-45336
8.8
0%
Dec 27
Privilege escalation vulnerability in the Sandbox component of Avast Antivirus prior to 20.4 allows a local sandboxed code to gain elevated privileges by using system IPC…
Affected: before 20.4
CVE-2021-45335
8.8
0%
Dec 27
Sandbox component in Avast Antivirus prior to 20.4 has an insecure permission which could be abused by local user to control the outcome of scans, and therefore evade detection or…
Affected: before 20.4
CVE-2025-13032
7.8
0%
Nov 11
Double fetch in sandbox kernel driver in Avast/AVG Antivirus <25.3  on windows allows local attacker to escalate privelages via pool overflow
Affected: before 25.3
CVE-2022-4294
7.8
0%
Jan 10
Norton, Avira, Avast and AVG Antivirus for Windows may be susceptible to a Privilege Escalation vulnerability, which is a type of issue whereby an attacker may attempt to…
Affected: before 22.10
CVE-2021-45339
7.8
0%
Dec 27
Privilege escalation vulnerability in Avast Antivirus prior to 20.4 allows a local user to gain elevated privileges by "hollowing" trusted process which could lead to the…
Affected: before 20.4
CVE-2021-45338
7.8
0%
Dec 27
Multiple privilege escalation vulnerabilities in Avast Antivirus prior to 20.4 allow a local user to gain elevated privileges by calling unnecessarily powerful internal methods of…
Affected: before 20.4
CVE-2020-10862
7.8
1%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2019-17093
7.8
1%
Oct 23
An issue was discovered in Avast antivirus before 19.8 and AVG antivirus before 19.8
Affected: before 19.8
CVE-2025-7007
7.5
0%
Dec 1
Null pointer dereference in Avast Antivirus on macOS (16.0.0) or Linux (3.0.3)
Affected: 16.0.0
CVE-2020-10868
7.5
2%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2020-10866
7.5
1%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2020-10865
7.5
2%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2020-10863
7.5
2%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2020-10861
7.5
2%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2020-10860
7.5
2%
Apr 1
An issue was discovered in Avast Antivirus before 20
Affected: before 20.0
CVE-2017-8308
7.5
1%
Apr 27
In Avast Antivirus before v17, an unprivileged user (and thus malware or a virus) can mark an arbitrary process as Trusted from the perspective of the Avast product
Affected: through 12.3.2279
CVE-2024-5102
7.0
0%
Jun 10
Elevation of Privelage via symlinked file in Avast Antivirus
Affected: 24.2
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