CVE-2026-0646
Rockwell Automation FLEX I/O Dual-port EtherNet/IP Adapters – Multiple Vulnerabilities
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.7EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
16 Jun 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A denial-of-service security issue exists within the 1794-AENTR adapter due to improper memory handling of CIP protocol requests. This vulnerability can result in the adapter faulting and losing connection to its associated I/O modules, requiring a manual reset to recover.
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
Affected products
Rockwell Automation · FLEX I/O EtherNet/IP AdaptersWant to know if your infrastructure is exposed to this?
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