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CISA advisoryVulnerabilitiesPublished September 17, 2026

Mitsubishi Electric GX Works3 and Motion Control Settings

View CSAF Summary Successful exploitation of this vulnerability could allow a local attacker to successfully authenticate even with an invalid block password by executing the affected product and modify part of the executable module in memory, and thereby allows the attacker to view, tamper with, destroy, or delete control programs. The following versions of Mitsubishi Electric GX Works3 and Motion Control Settings are affected: Mitsubishi Electric GX Works3 vers:all/* (CVE-2026-15688) Mitsubishi Electric Motion Control Settings (Software packaged with GX Works3) vers:all/* (CVE-2026-15688) CVSS Vendor Equipment Vulnerabilities v3 8.8 Mitsubishi Electric Mitsubishi Electric GX Works3 and Motion Control Settings Incorrect Implementation of Authentication Algorithm Background Critical Infrastructure Sectors: Critical Manufacturing Countries/Areas Deployed: Worldwide Company Headquarters Location: Japan Vulnerabilities Expand All + CVE-2026-15688 Incorrect Implementation of Authentication Algorithm (CWE-303) vulnerability in the affected products allows a local attacker to successfully authenticate even with an invalid block password by executing the affected product and modify part…

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Tags
CISA
Related exam domains
CISSP 5: Identity and Access Management; CISSP 8: Software Development Security; CISM 2: Information Security Risk Management; CISM 3: Information Security Program
Source record id
/node/25502
First seen by InfoSec Signals
9/23/2026

Exam domain labels come from a keyword heuristic and are study hints, not an official mapping. The summary is the publisher's own text, shortened; the linked record is authoritative.