Uncontrolled resource consumption in Trend Micro Antivirus for Mac
Priority LOW 17CWE-400Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
Trend Micro Antivirus for Mac 2021 (Consumer) is vulnerable to a memory exhaustion vulnerability that could lead to disabling all the scanning functionality within the application. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability - i.e. the attacker must already have access to the target system (either legitimately or via another exploit).
Why it matters now
EPSS 0.0049 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Trend Micro | Trend Micro Antivirus for Mac | 2021 (v11) | — | No fix listed | CNA |
- Trend Micro Antivirus for Mac VendorTrend Micro Affected 2021 (v11) Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:trendmicro:antivirus:9.0:*:*:*:*:macos:*:* | 9.0 | Vulnerable | Trendmicro |
| cpe:2.3:a:trendmicro:antivirus:10.0:*:*:*:*:macos:*:* | 10.0 | Vulnerable | Trendmicro |
| cpe:2.3:a:trendmicro:antivirus:10.5:*:*:*:*:macos:*:* | 10.5 | Vulnerable | Trendmicro |
| cpe:2.3:a:trendmicro:antivirus:11.0:*:*:*:*:macos:*:* | 11.0 | Vulnerable | Trendmicro |
- cpe:2.3:a:trendmicro:antivirus:9.0:*:*:*:*:macos:*:* Versions 9.0 Vulnerable ·Trendmicro
- cpe:2.3:a:trendmicro:antivirus:10.0:*:*:*:*:macos:*:* Versions 10.0 Vulnerable ·Trendmicro
- cpe:2.3:a:trendmicro:antivirus:10.5:*:*:*:*:macos:*:* Versions 10.5 Vulnerable ·Trendmicro
- cpe:2.3:a:trendmicro:antivirus:11.0:*:*:*:*:macos:*:* Versions 11.0 Vulnerable ·Trendmicro
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-25227
- 2026-10-03 Alias added: GHSA-j2x4-hphx-h7rg
References
More Trend Micro vulnerabilities
- TI-2025-34668 OS command injection in Trend Micro Apex One KEVCVSS 3.1CRITICAL 9.8
- TI-2022-10115 Insufficient verification of data authenticity in Trend Micro Apex Central KEVCVSS 3.1CRITICAL 9.8
- TI-2020-06895 Trend Micro Apex One (2019) and OfficeScan XG server contain a vulnerable EXE file that… KEVCVSS 3.1CRITICAL 9.8
- TI-2021-14867 Unrestricted file upload in Trend Micro Apex One KEVCVSS 3.1HIGH 8.8
- TI-2020-06795 Injection in Trend Micro OfficeScan, Trend Micro Apex One, Trend Micro Worry-Free… KEVCVSS 3.1HIGH 8.8
- TI-2020-06794 A migration tool component of Trend Micro Apex One (2019) and OfficeScan XG contains a… KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2021-25227 · CVE Program
- CVE-2021-25227 · NVD
- FIRST EPSS
- GHSA-j2x4-hphx-h7rg · GitHub Advisory Database · CC BY 4.0
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