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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-35225

Improper timeout handling in CODESYS EtherNetIP

Description

An unauthenticated remote attacker is able to exhaust all available TCP connections in the CODESYS EtherNet/IP adapter stack, preventing legitimate clients from establishing new connections.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

CODESYS CODESYS EtherNetIP

Default version status: unaffected

  • 1.0.0.0 to < 4.9.0.0affected

References