Uncontrolled search path in Trend Micro HouseCall for Home Networks
Priority LOW 31CWE-427Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-427.
Summary
An uncontrolled search path element privilege escalation vulnerability in Trend Micro HouseCall for Home Networks version 5.3.1225 and below could allow an attacker to escalate privileges by placing a custom crafted file in a specific directory to load a malicious library. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system to exploit this vulnerability.
Why it matters now
EPSS 0.00521 44th 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 HouseCall for Home Networks | up to 5.3.1225 | — | No fix listed | CNA |
- Trend Micro HouseCall for Home Networks VendorTrend Micro Affected up to 5.3.1225 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:trendmicro:housecall_for_home_networks:*:*:*:*:*:*:*:* | up to 5.3.1225 | Vulnerable | Trendmicro |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:trendmicro:housecall_for_home_networks:*:*:*:*:*:*:*:* Versions up to 5.3.1225 Vulnerable ·Trendmicro
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-32466
- 2026-10-03 Alias added: GHSA-xq52-7mcc-4gqf
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-2021-32466 · CVE Program
- CVE-2021-32466 · NVD
- FIRST EPSS
- GHSA-xq52-7mcc-4gqf · GitHub Advisory Database · CC BY 4.0
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