CVE-2020-8599
Trend Micro Apex One and OfficeScan Authentication Bypass Vulnerability
Trend Micro Apex One and OfficeScanApplications & CMS
CVSS
9.8CriticalExploit odds (EPSS)11.9%Chance of exploitation activity in the next 30 days, higher than 96% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
CISA required actionApply updates per vendor instructions. CISA KEV
What fixes it
No source in this snapshot names a fixed version.
Timeline
Description
Trend Micro Apex One and OfficeScan server contain a vulnerable EXE file that could allow a remote attacker to write data to a path on affected installations and bypass root login.
Text from CVE List
Affected versions 1
- Trend Micro OfficeScan, Trend Micro Apex Oneaffected: OfficeScan XG (12.0), Apex One 2019 (14.0)CVE List