Silent Wiretaps: Grandstream VoIP Phones Leave Businesses Open to Stealth Call Hijack

A newly discovered flaw in popular Grandstream office phones lets attackers secretly intercept calls, putting sensitive business conversations at risk.

Dial M for Malware: How a Silent VoIP Flaw Turns Office Phones into Espionage Devices

Silent Line Tap: Grandstream VoIP Phones Exposed by Critical Eavesdropping Flaw

A severe vulnerability in Grandstream’s GXP1600 series puts millions of business calls at risk of stealthy interception and full device takeover.

Phones in the Shadows: How a Grandstream Flaw Exposed SMBs to Eavesdropping and Espionage

A critical VoIP vulnerability puts everyday business calls-and company secrets-at risk.

How a Tiny Glitch in Grandstream Phones Opened the Door to Global Eavesdropping