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Vulnerability record · CVE-2022-26319 · published 8 March 2022

CVE-2022-26319: Trendmicro portable security uncontrolled search path element vulnerability

Trendmicro · Portable Security

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.

6.5 CVSS 3.1 Medium EPSS 0.28% · top 81.1% CWE-427 · Uncontrolled search path element
6.5CVSS 3.1 base score, v2 6.9
0.28%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://success.trendmicro.com/solution/000290531 PatchVendor Advisory
https://success.trendmicro.com/solution/000290531 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.7CVE-2020-8607Trendmicro antivirus toolkit improper input validation vulnerabilityAn input validation vulnerability found in multiple Trend Micro products utilizing a particular version of a specific rootkit protection driver could…EPSS 0.55%7.8CVE-2020-3433Cisco AnyConnect Windows client DLL hijacking via IPC channelCisco AnyConnect Secure Mobility Client for Windows fails to properly validate resources loaded at run time, allowing a DLL hijacking attack through …KEVEPSS 10%analysed6.5CVE-2020-3153Cisco AnyConnect Windows Installer Path Handling Privilege EscalationThe Cisco AnyConnect Secure Mobility Client for Windows installer mishandles directory paths, letting an authenticated local user copy attacker-suppl…KEVEPSS 28%analysed

Source: NIST National Vulnerability Database (record CVE-2022-26319), CISA KEV, FIRST EPSS (scores of 2026-10-01). This page is refreshed as NVD updates the record.