CVE-2026-1875
Denial-of-Service (DoS) vulnerability in Ethernet function of MELSEC iQ-F Series EtherNet/IP module
- State
- Published
- Severity
- 8.7 High
- Published
- Mar 3, 2026
- Updated
- Apr 24, 2026
- Reserved
- Feb 4, 2026
Description
Improper Resource Shutdown or Release vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-EIP EtherNet/IP Module FX5-EIP versions 1.000 and prior allows a remote attacker to cause a denial-of-service (DoS) condition on the products by continuously sending UDP packets to the products. A system reset of the product is required for recovery.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | Mitsubishi |
Weaknesses
- CWE-404 Improper Resource Shutdown or Release
Affected Products
| Product | Versions |
|---|---|
MELSEC iQ-F Series FX5-EIP EtherNet/IP Module FX5-EIPMitsubishi Electric Corporation |
|
References
- https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-021_en.pdfvendor-advisory
- https://jvn.jp/vu/JVNVU93286687/government-resource
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-62-01government-resource
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