CVE-2020-8599
Trend Micro Apex One and OfficeScan Authentication Bypass Vulnerability
Summary
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.
Affected software
Vendor: Trend Micro · Product: Apex One and OfficeScan
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Trend Micro
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2019-18187 | Trend Micro OfficeScan Directory Traversal Vulnerability | 25.1% | Yes |
| CVE-2025-54948 | Trend Micro Apex One OS Command Injection Vulnerability | 20.8% | Yes |
| CVE-2022-26871 | Trend Micro Apex Central Arbitrary File Upload Vulnerability | 19.6% | Yes |
| CVE-2026-34926 | Trend Micro Apex One (On-Premise) Directory Traversal Vulnerability | 12.7% | Yes |
| CVE-2020-8467 | Trend Micro Apex One and OfficeScan Remote Code Execution Vulnerability | 10.8% | Yes |
| CVE-2020-8468 | Trend Micro Multiple Products Content Validation Escape Vulnerability | 5.8% | Yes |
| CVE-2021-36741 | Trend Micro Multiple Products Improper Input Validation Vulnerability | 5.0% | Yes |
| CVE-2023-41179 | Trend Micro Apex One and Worry-Free Business Security Remote Code Execution Vuln | 4.7% | Yes |
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