Critical (9.8) in trendmicro email encryption gateway. EPSS 9.9% chance of exploitation in the next 30 days.
An arbitrary file write vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to inject arbitrary data, which may lead to gaining code execution on vulnerable systems.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
9.9% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)