CVE-2026-2329criticalCWE-121

CVE-2026-2329: critical vulnerability in Grandstream GXP1610

Grandstream GXP1600 VoIP Phones - Unauthenticated stack buffer overflow

Published

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75Vexday Risk Score

Patch soon. It has a working public exploit.

ssvc Attendcvss 9.3epss 42%
from disclosure to weaponsame day
Published on NVDFeb 18
metasploitFeb 18
An unauthenticated stack-based buffer overflow vulnerability exists in the HTTP API endpoint /cgi-bin/api.values.get. A remote attacker can leverage this vulnerability to achieve unauthenticated remote code execution (RCE) with root privileges on a target device. The vulnerability affects all six device models in the series: GXP1610, GXP1615, GXP1620, GXP1625, GXP1628, and GXP1630.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Grandstream · GXP1610Grandstream · GXP1615Grandstream · GXP1620Grandstream · GXP1625Grandstream · GXP1628Grandstream · GXP1630
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.