CVE-2014-7202: Zeromq

Medium severity, CVSS 4.3. EPSS: 2% chance of exploitation in the next 30 days.

stream_engine.cpp in libzmq (aka ZeroMQ/C++)) 4.0.5 before 4.0.5 allows man-in-the-middle attackers to conduct downgrade attacks via a crafted connection request.

Affected products

• Zeromq Zeromq: version 4.0.0 only; version 4.0.4 only

Published 2014-10-08. Last modified 2026-06-17.