High severity7.5NVD Advisory· Published Mar 3, 2026· Updated Apr 30, 2026
CVE-2026-1876
CVE-2026-1876
Description
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- cpe:2.3:o:mitsubishielectric:melsec_iq-f_fx5-enet\/ip_firmware:*:*:*:*:*:*:*:*
- Range: all versions
Patches
Vulnerability mechanics
References
3- jvn.jp/vu/JVNVU93286687/nvdThird Party Advisory
- www.cisa.gov/news-events/ics-advisories/icsa-26-62-01nvdThird Party Advisory
- www.mitsubishielectric.com/psirt/vulnerability/pdf/2025-021_en.pdfnvdVendor Advisory
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