OpenSSH Client & Server Vulnerabilities Enables MiTM & DoS Attacks

The Qualys Threat Research Unit (TRU) has uncovered two high-severity vulnerabilities in OpenSSH, the widely used suite for secure network communication. Tracked as CVE-2025-26465 and CVE-2025-26466, these flaws enable machine-in-the-middle (MitM) attacks against clients and pre-authentication denial-of-service (DoS) exploits targeting both clients and servers. With OpenSSH integral to enterprise infrastructure, these vulnerabilities pose significant risks […]

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