CVE-2022-26319

Name: CVE-2022-26319
Creator: NVD / NIST
Published: 2022-03-08T22:15:07.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.27%

Last modified Jun 17, 2026

CVE-2022-26319 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.27%

18.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-427

Affected Software

Vendor	Product	Versions
Trendmicro	Portable Security	>= 2.0, < 2.0.8056
Trendmicro	Portable Security	>= 3.0, < 3.0.5054

References

https://success.trendmicro.com/solution/000290531Patch, Vendor Advisory
https://success.trendmicro.com/solution/000290531Patch, Vendor Advisory

Timeline

Published: Mar 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26319?

How severe is CVE-2022-26319?

CVE-2022-26319 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26319?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-26319?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST