FKIE_CVE-2026-1876

Vulnerability from fkie_nvd - Published: 2026-03-03 08:16 - Updated: 2026-04-30 20:40
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Improper Resource Shutdown or Release vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET/IP Ethernet Module FX5-ENET/IP all versions 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.
References
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jphttps://jvn.jp/vu/JVNVU93286687/Third Party Advisory
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jphttps://www.cisa.gov/news-events/ics-advisories/icsa-26-62-01Third Party Advisory
Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jphttps://www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-021_en.pdfVendor Advisory
Impacted products
Vendor Product Version
mitsubishielectric melsec_iq-f_fx5-enet\/ip_firmware *
mitsubishielectric melsec_iq-f_fx5-enet\/ip -
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.