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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-8806 Detail

Description

Expected Behavior Violation vulnerability in Mitsubishi Electric 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 in the affected product by continuously sending a large number of communication packets to the Ethernet port of the product in a short period of time, increasing the processing load of the product, preventing the internal anomaly-detection processing from being performed, and causing the communication function to stop.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  Mitsubishi Electric Corporation
CVSS-B 8.7 HIGH
Vector:  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

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://jvn.jp/vu/JVNVU97140216/ Mitsubishi Electric Corporation
https://www.cisa.gov/news-events/ics-advisories/icsa-26-169-06 Mitsubishi Electric Corporation
https://www.mitsubishielectric.com/psirt/vulnerability/pdf/2026-003_en.pdf Mitsubishi Electric Corporation

Weakness Enumeration

CWE-ID CWE Name Source
CWE-440 Expected Behavior Violation Mitsubishi Electric Corporation  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-8806
NVD Published Date:
06/18/2026
NVD Last Modified:
06/18/2026
Source:
Mitsubishi Electric Corporation