CVE-2021-36741
An improper input validation vulnerability in Trend Micro Apex One, Apex One as a Service, OfficeScan XG, and Worry-Free Business Security 10.0 SP1 allows a remote attached to upload arbitrary files on affected installations. Please note: an attacker must first obtain the ability to logon to the product�s management console in order to exploit this vulnerability.
- Score
- CVSS 3.1 8.8 High
- Status
- Analyzed - security@trendmicro.com
- Published
- 2021-07-29
- Last modified
- 2025-10-21
- Known exploited (CISA KEV)
- since 2021-11-03, action due 2021-11-17: Apply updates per vendor instructions.
- Weaknesses
- CWE-434
Affected products
- Trend Micro Apex One (Trend Micro)
- Trend Micro Officescan (Trend Micro)
- Trend Micro Worry-free Business Security (Trend Micro)
- Apex One (Trendmicro)
- Officescan (Trendmicro)
- Officescan Business Security (Trendmicro)
- Worry-free Business Security (Trendmicro)
References
- https://success.trendmicro.com/jp/solution/000287796
- https://success.trendmicro.com/jp/solution/000287815
- https://success.trendmicro.com/solution/000287819
- https://success.trendmicro.com/solution/000287820
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36741
