CVE-2026-15688: GX Works3 All versions; +1 more affected products

Affected technology

GX Works3 · All versions
Mitsubishi Electric Corporation

Motion Control Setting · All versions
Mitsubishi Electric Corporation

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Local · Low privileges required · No user interaction required

What an attacker can do

A local attacker can successfully authenticate even with an invalid block password by executing the affected product and modifying part of the executable module in memory, and thereby may be able to view, tamper with, destroy, or delete control programs. Vendor/CNA’s CVSS 4.0 assessment (base score 9.2/10) rates confidentiality and integrity impact as high; availability impact as none.