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CVE-2026-20216

HIGH CVSS: 7.5 Published: 2026-07-01 Modified: 2026-07-09

Description

A vulnerability in the InstallShield file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper handling of temporary resources during file scanning. An attacker could exploit this vulnerability by submitting a crafted InstallShield file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the ClamAV scanning process and temporarily consume available system resources, resulting in a DoS condition on the affected software.

Affected Platforms

Cisco Secure EndpointClamav Clamav

Weakness Type

CWE-770

References