🔐 CVE Alert

CVE-2026-0646

UNKNOWN 0.0

Rockwell Automation FLEX I/O Dual-port EtherNet/IP Adapters – Multiple Vulnerabilities

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-401
Vendor rockwell automation
Product flex i/o ethernet/ip adapters
Published Jun 16, 2026
Last Updated Jun 16, 2026
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Affected Versions

Rockwell Automation / FLEX I/O EtherNet/IP Adapters
2.012

References

NVD ↗ CVE.org ↗ EPSS Data ↗
rockwellautomation.com: https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1775.html