CVE-2026-38719
Medium · 6.2CVSS
6.2
EPSS
0.2%
Published
May 18, 2026
CISA due date
—
The record
OpENer v2.3-558-g1e99582 contains an out-of-bounds read vulnerability in the Common Packet Format (CPF) parser, specifically in CreateCommonPacketFormatStructure() in source/src/enet_encap/cpf.c. A crafted ENIP/CPF message can supply an attacker-controlled item_count value that is not consistently validated against the remaining data_length of the CPF slice
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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