Ssh20cisco125 Vulnerability [verified] Jun 2026

Devices running IOS-XE 16.x and later with RSA key length >= 2048 are not vulnerable.

Remote Unauthenticated Code Execution Vulnerability ... - Cisco ssh20cisco125 vulnerability

, which remains the standard but still requires constant patching, as seen in the recent 2025 Erlang/OTP SSH RCE affecting multiple Cisco products. remediation steps Devices running IOS-XE 16

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