Critical (9.8) in terra-master terramaster operating system. EPSS 78% chance of exploitation in the next 30 days.
An unauthenticated command-execution vulnerability exists in TerraMaster TOS through 4.2.06 via shell metacharacters in the Event parameter in include/makecvs.php during CSV creation.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
78% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)