GXP1600

PoC Publicly Disclosed: Critical Grandstream VoIP Flaw (CVSS 9.3) Grants Stealthy Root Access

Grandstream VoIP Zero-Day CVE-2026-2329 PoC

PoC Publicly Disclosed: Critical Grandstream VoIP Flaw (CVSS 9.3) Grants Stealthy Root Access

Do Son February 20, 2026

Rapid7 publicly discloses a critical zero-day and PoC (CVE-2026-2329) for Grandstream GXP1600 VoIP phones allowing remote root access. Patch now.

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