Information Disclosure Vulnerability in MELSEC iQ-F Series CPU module
Priority LOW 33CWE-319Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-319.
Summary
Cleartext Transmission of Sensitive Information vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series CPU module allows a remote unauthenticated attacker to obtain credential information by intercepting SLMP communication messages, and read or write the device values of the product and stop the operations of programs by using the obtained credential information.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00348 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-32MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-64MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5U-80MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-32MT/D | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-32MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-64MT/D | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-64MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-96MT/D | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-96MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-32MT/DS-TS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-32MT/DSS-TS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UC-32MR/DS-TS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MT/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-24MR/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MT/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-40MR/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MT/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5UJ-60MR/ES-A | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MT/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MT/ESS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MR/ES | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-30MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-40MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-60MR/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MT/DS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MT/DSS | All versions | — | No fix listed | CNA |
| Mitsubishi Electric Corporation | MELSEC iQ-F Series FX5S-80MR/DS | All versions | — | No fix listed | CNA |
- MELSEC iQ-F Series FX5U-32MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-32MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-32MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-32MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-32MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-32MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-64MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5U-80MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-32MT/D VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-32MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-64MT/D VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-64MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-96MT/D VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-96MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-32MT/DS-TS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-32MT/DSS-TS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UC-32MR/DS-TS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MT/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-24MR/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MT/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-40MR/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MT/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5UJ-60MR/ES-A VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MT/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MT/ESS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MR/ES VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-30MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-40MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-60MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MT/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MT/DSS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
- MELSEC iQ-F Series FX5S-80MR/DS VendorMitsubishi Electric Corporation Affected All versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-7731
References
More Mitsubishi Electric Corporation vulnerabilities
- TI-2022-14737 Deserialization of untrusted data in Mitsubishi Electric Corporation GENESIS64 CVSS 3.1CRITICAL 9.8
- TI-2022-19113 Authentication Bypass Vulnerability in Web Server Function on MELSEC Series CVSS 3.1CRITICAL 9.1
- TI-2023-01345 Denial-of-Service and Remote Code Execution Vulnerability in MELSEC Series CPU module CVSS 3.1CRITICAL 10.0
- TI-2023-06346 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')… CVSS 3.1CRITICAL 9.8
- TI-2023-03131 Denial of Service (DoS) and Remote Code Execution Vulnerability in MITSUBISHI CNC Series CVSS 3.1CRITICAL 9.8
- TI-2021-03821 Memory corruption in Mitsubishi Electric Corporation CPU Module Logging Configuration Tool CVSS 3.1CRITICAL 9.8
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences