All vulnerabilities
CVE-2026-105773

Canimaan Software ClamXAV local privilege escalation

Canimaan Software ClamXAV
Open in ThreatlineRecord JSON
CVSS
7.3High
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.14%Chance of exploitation activity in the next 30 days, higher than 2% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in3.11.1Fixed versionCVE List
Published5 Oct 2026Updated 5 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

Canimaan Software ClamXAV versions 3.3 - 3.11 contains a local privilege escalation vulnerability in the Privileged Helper Tool caused by a race condition and insufficient file validation, allowing a local attacker to execute arbitrary code with system privileges. Fixed in 3.11.1.

Text from CVE List

Affected versions 2

  • ClamXAVaffected: 3.3 before 3.11.1CVE List
  • ClamXAVunaffected: 3.11.1CVE List

References 3