EUVD-2025-210133

Stack overflow vulnerability in Avast Antivirus when scanning a malformed Office Open XML file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus...

EUVD-2025-210130

Heap out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed zip file containing XML may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

EUVD-2025-210124

Heap buffer out-of-bounds write vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

EUVD-2025-210129

Stack overflow vulnerability due to uncontrolled recursion in Avast Antivirus when scanning a malformed PDF file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, an...

EUVD-2025-210127

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file with .NET metadata may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast...

CVE-2025-7019

Stack overflow vulnerability in Avast Antivirus when scanning a malformed Office Open XML file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus...

CVE-2025-7009

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus o...

CVE-2025-7019 Avast antivirus stack overflow when scanning a malformed Office Open XML file

Stack overflow vulnerability in Avast Antivirus when scanning a malformed Office Open XML file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus...

CVE-2025-7011

This CVE-2025-7011 describes a heap out-of-bounds read in the Avast Gen Digital antivirus engine when processing a malformed ZIP containing XML, potentially enabling local code execution or antivirus process denial-of-service. Affected products include Avast Antivirus, AVG Antivirus, Norton Antiv...

CVE-2025-7010 Avast antivirus stack overflow when scanning a malformed PDF file

Stack overflow vulnerability due to uncontrolled recursion in Avast Antivirus when scanning a malformed PDF file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, an...

CVE-2025-7005

CVE-2025-7005 describes an uncontrolled recursion vulnerability in Avast Antivirus when scanning a malformed Windows PE file, potentially causing denial-of-service of the antivirus process. Affected products include Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business A...

CVE-2025-7004 Avast antivirus heap buffer OOB write when scanning a malformed PE file

Heap buffer out-of-bounds write vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

PT-2026-49015

Name of the Vulnerable Software and Affected Versions Avast Antivirus versions prior to VPS 25021208 AVG Antivirus versions prior to VPS 25021208 Norton Antivirus versions prior to VPS 25021208 Avast One versions prior to VPS 25021208 Avast Business Antivirus versions prior to VPS 25021208...

PT-2026-49016

Name of the Vulnerable Software and Affected Versions Avast Antivirus versions 25020100 through 25021207 AVG Antivirus versions 25020100 through 25021207 Norton Antivirus versions 25020100 through 25021207 Avast One versions 25020100 through 25021207 Avast Business Antivirus versions 25020100...

CVE-2022-26522

CVE-2022-26522 affects Avast/AVG Anti-Rootkit driver aswArPot.sys. The socket connection handler vulnerability enables local privilege escalation to kernel mode, with potential memory corruption/OS crash via double-fetch at aswArPot+0xc4a3. Avast’s mitigations include a fix released in version 22...

CVE-2019-18654

A Cross Site Scripting XSS issue exists in AVG AntiVirus Internet Security Edition 19.3.3084 build 19.3.4241.440 in the Network Notification Popup, allowing an attacker to execute JavaScript code via an SSID Name...

EUVD-2025-93542

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

CVE-2025-13032

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

CVE-2025-13032

CVE-2025-13032 affects Avast/AVG Antivirus on Windows prior to version 25.3. A double-fetch race condition in the sandbox kernel driver can allow a local attacker to escalate privileges via a pool overflow. Public sources in connected documents corroborate a kernel-driver vulnerability leading to...

PT-2025-46368

Name of the Vulnerable Software and Affected Versions Avast/AVG Antivirus versions prior to 25.3 Description A double fetch race condition exists in the Avast/AVG kernel sandbox driver on Windows. This condition allows a local attacker to escalate privileges through a pool overflow. The issue...