7.8
HIGH CVSS 3.1
CVE-2026-5397
Vulnerability Related to an Uncontrolled Search Path Element in a UPS Management Application
Description

It has been identified that a vulnerability (CWE-427) exists in the UPS (Uninterruptible Power Supply) management application, whereby improper permissions on the installation directory allow a malicious actor to place a DLL that is then executed with administrator privileges. If a malicious DLL is placed in the installation directory of this product, there is a possibility that the malicious DLL may be executed by exploiting the product’s behavior of loading missing DLLs from the same directory as the executable during service startup.

INFO

Published Date :

April 15, 2026, 4:11 a.m.

Last Modified :

April 15, 2026, 4:11 a.m.

Remotely Exploit :

No

Source :

OMRON
Affected Products

The following products are affected by CVE-2026-5397 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH bba440f9-ef23-4224-aa62-7ac0935d18d1
Solution
Restrict permissions on the installation directory to prevent unauthorized DLL execution.
  • Apply least privilege to the installation directory.
  • Monitor for unauthorized DLLs in the installation folder.
  • Ensure proper application hardening and security configurations.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-5397 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.