CVE-2026-20216

Name
CVE-2026-20216
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.
NVD Severity
unknown
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
psirt@cisco.com https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-88cFYyxR

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:macos:*:* secure_endpoint >= None < 1.27.2
cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:linux:*:* secure_endpoint >= None < 1.29.0
cpe:2.3:a:cisco:secure_endpoint:*:*:*:*:*:windows:*:* secure_endpoint >= None < 8.6.2

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
clamav edge-community 1.4.5-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed
clamav 3.24-community 1.4.5-r0 Carlo Landmeter <clandmeter@alpinelinux.org> fixed