CVE-2026-5397

HIGH

Vulnerability Related to an Uncontrolled Search Path Element in a UPS Management Application

Title source: cna

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.

References (2)

Core 2

Core References

https://www.omron.com/jp/ja/inquiry/data/OMSR-2026-001_ja.pdf

https://www.omron.com/global/en/inquiry/data/OMSR-2026-001_en.pdf

Scores

CVSS v3 7.8

EPSS 0.0013

EPSS Percentile 2.6%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-427

Status published

Products (1)

OMRON SOCIAL SOLUTIONS CO., Ltd./PowerAttendant Standard Edition 2.1.2 or lower

Published Apr 15, 2026

Tracked Since Apr 15, 2026