Uncontrolled search path in Trend Micro Portable Security
Priority LOW 29CWE-427Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- 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 installer search patch element vulnerability in Trend Micro Portable Security 3.0 Pro, 3.0 and 2.0 could allow a local attacker to place an arbitrarily generated DLL file in an installer folder to elevate local privileges. Please note: an attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability.
Why it matters now
EPSS 0.00284 20th 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 Portable Security | 3.0 (Pro), 3.0, 2.0 | — | No fix listed | CNA |
- Trend Micro Portable Security VendorTrend Micro Affected 3.0 (Pro), 3.0, 2.0 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:trendmicro:portable_security:*:*:*:*:*:*:*:* | 2.0 to before 2.0.8056; 3.0 to before 3.0.5054 | Vulnerable | Trendmicro |
| cpe:2.3:a:trendmicro:portable_security:*:*:*:*:pro:*:*:* | 3.0 to before 3.0.5054 | Vulnerable | Trendmicro |
- cpe:2.3:a:trendmicro:portable_security:*:*:*:*:*:*:*:* Versions 2.0 to before 2.0.8056; 3.0 to before 3.0.5054 Vulnerable ·Trendmicro
- cpe:2.3:a:trendmicro:portable_security:*:*:*:*:pro:*:*:* Versions 3.0 to before 3.0.5054 Vulnerable ·Trendmicro
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-26319
- 2026-10-03 Alias added: GHSA-8m48-f4hj-956j
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-2022-26319 · CVE Program
- CVE-2022-26319 · NVD
- FIRST EPSS
- GHSA-8m48-f4hj-956j · GitHub Advisory Database · CC BY 4.0
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