CVE-2025-7405

High

Description

Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to read or write the device values of the product and stop the operation of the programs, since MODBUS/TCP in the products does not have authentication features.

SeverityHigh
CVSS7.3
Exploit probability—
ProductMELSEC iQ-F Series FX5U-32MT/ES
PublishedSep 1, 2025
First seenSep 1, 2025

How to fix

Affected products

ProductAffected versionsFixed in
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/ESS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MR/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-32MR/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/ESS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MR/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-64MR/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/ESS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MR/ES1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5U-80MR/DS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/D1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-64MT/D1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-64MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-96MT/D1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-96MT/DSS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DS-TS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MT/DSS-TS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UC-32MR/DS-TS1.060 and later—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MT/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-24MR/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MT/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-40MR/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MT/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5UJ-60MR/ES-ANo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MT/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MT/ESSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MR/ESNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-30MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-40MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-60MR/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MT/DSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MT/DSSNo range specified—
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5S-80MR/DSNo range specified—

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