CVE-2026-1875Denial-of-Service (DoS) vulnerability in Ethernet function of MELSEC iQ-F Series EtherNet/IP module
Updated under an hour ago ()
Does this affect you?
It affects Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-EIP EtherNet/IP Module FX5-EIP and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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.
- CVSS
- 8.7 HIGH (v4.0, CNA)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
- Weakness (CWE)
- CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Mitsubishi
- NVD analysis
- Analyzed
- Record last updated
- Apr 24, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-EIP EtherNet/IP Module FX5-EIP mitsubishi_electric:melsec_iq_f_series_fx5_eip_ethernet_ip_module_fx5_eip (from the name) | versions 1.000 and prior | CNA record |
mitsubishielectric melsec_iq-f_fx5-eip_firmware mitsubishielectric:melsec_iq-f_fx5-eip_firmware | through 1.000 | NVD |
References
- https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-021_en.pdfvendor-advisory
- https://jvn.jp/vu/JVNVU93286687/government-resource, third-party-advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-62-01government-resource, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.