News November 5, 2026

FreeSWITCH flaw enables remote code execution

A critical vulnerability in SignalWire FreeSWITCH can let an unauthenticated remote attacker execute arbitrary code. The advisory rates the issue as critical.

Key points

The vulnerability affects SignalWire FreeSWITCH.
An unauthenticated remote attacker may execute arbitrary code.
The issue is classified as critical.

Context

The security advisory describes a critical vulnerability in SignalWire FreeSWITCH with potential for arbitrary code execution. The attack vector is remote and does not require authentication.

What this means for you

Directly applicable

Teams operating or integrating FreeSWITCH should assess their exposure and review the advisory when evaluating system security.

Who benefits: Developers and technical decision-makers gain a concrete alert for prioritizing a review of FreeSWITCH deployments.

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