In OrangeHRM 4.3.1 and before, there is an input validation error within admin/listMailConfiguration (txtSendmailPath parameter) that allows authenticated attackers to achieve arbitrary command execution.
Severity
CVSS 3.0
8.8 high
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
4.4% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)