high7.5
CVE-2026-1874
Always-Incorrect Control Flow Implementation vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET/IP Ethernet Module FX5-ENET/IP versio…
Impact
Always-Incorrect Control Flow Implementation vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET/IP Ethernet Module FX5-ENET/IP versions 1.106 and prior and 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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mitsubishielectric | Melsec Iq-F Fx5-Eip Firmware | through 1.000 |
| Mitsubishielectric | Melsec Iq-F Fx5-Enet\/Ip Firmware | through 1.106 |