CVE-2025-15080: Information Disclosure, Information Tampering, and Denial of Service (DoS) Vulnerability in Mitsubishi Electric proprietary protocol communication and SLMP communication for FA products

Published Feb 5, 2026
·
Updated

Improper Validation of Specified Quantity in Input vulnerability in Mitsubishi Electric MELSEC iQ-R Series R08PCPU, R16PCPU, R32PCPU, and R120PCPU allows an unauthenticated attacker to read device data or part of a control program from the affected product, write device data in the affected product, or cause a denial of service (DoS) condition on the affected product by sending a specially crafted packet containing a specific command to the affected product.

Affected Software

1 affected component
Mitsubishi Electric MELSEC iQ-R Series

Event History

Feb 5, 2026
CVE Published
via MITRE·05:16 AM
Data Sourced
via MITRE·05:16 AM
DescriptionWeakness
Data Sourced
via NVD·06:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-15080?

The severity of CVE-2025-15080 is considered high due to its potential for information disclosure, tampering, and denial of service.

2

How do I fix CVE-2025-15080?

To fix CVE-2025-15080, apply the latest security patches and updates provided by Mitsubishi Electric for the MELSEC iQ-R Series.

3

What products are affected by CVE-2025-15080?

CVE-2025-15080 specifically affects the Mitsubishi Electric MELSEC iQ-R Series.

4

What risks are associated with CVE-2025-15080?

The risks associated with CVE-2025-15080 include potential unauthorized access to sensitive information, data tampering, and service disruptions.

5

Is there a workaround for CVE-2025-15080?

Currently, no specific workarounds are recommended for CVE-2025-15080, so it is crucial to apply the official fix as soon as possible.

Contact

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