CVE-2026-2329

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121

Affected software

VendorProductVersions
GrandstreamGXP1610<= 1.0.7.80
GrandstreamGXP1615<= 1.0.7.80
GrandstreamGXP1620<= 1.0.7.80
GrandstreamGXP1625<= 1.0.7.80
GrandstreamGXP1628<= 1.0.7.80
GrandstreamGXP1630<= 1.0.7.80

References

Timeline

Published
Feb 18, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-2329: Critical severity, CVSS 9.8 | Vulnix