CVE-2026-9653
NONE—CVSS v3
—CVSS v2
0.18%
EPSS (exploit probability)
CWE-354CWE
Description
A denial-of-service security issue exists across all the 1756-EN2, EN3, and ENBT communication module due to improper validation of CIP Implicit Connection packets. An attacker on the network can exploit this by sending crafted packets to continuously disrupt device connections, though device connections will recover immediately after.
Affected routers (0)
No routers currently mapped to this CVE in our database.