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517 published briefsUTCWed, Apr 22 11:46:48

Intelligence Tag

VoIP

Voice over IP vulnerabilities and mitigations

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Critical RCE in Grandstream GXP1600 VoIP phones enables silent eavesdropping (CVE-2026-2329)

Grandstream GXP1600 vulnerability (CVE-2026-2329): critical unauthenticated RCE affecting GXP1600 series; Rapid7 provides PoC and vendor patch 1.0.7.81 is available—apply immediately.

Peter Chofield

Feb 18, 2026

2–3 minutes