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
- State
- Published
- Severity
- 8.8 High
- Published
- Feb 5, 2026
- Updated
- Feb 6, 2026
- Reserved
- Dec 25, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.8 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N | Mitsubishi |
Weaknesses
- CWE-1284 Improper Validation of Specified Quantity in Input
Affected Products
| Product | Versions |
|---|---|
MELSEC iQ-R Series R08PCPUMitsubishi Electric Corporation |
|
MELSEC iQ-R Series R16PCPUMitsubishi Electric Corporation |
|
MELSEC iQ-R Series R32PCPUMitsubishi Electric Corporation |
|
MELSEC iQ-R Series R120PCPUMitsubishi Electric Corporation |
|
References
- https://jvn.jp/vu/JVNVU95093080/government-resource
- https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-020_en.pdfvendor-advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-036-02government-resource
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