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CVE-2026-2329

Severity
CRITICAL
CVSS
9.3
EPSS
0.40014
Risk score
51.2
CISA KEV
No
PoC
No
Published
2026-02-18
Modified
2026-02-18
First seen
2026-08-07
Aliases
EUVD-2026-8089, GHSA-R4M3-CM43-FXRJ
Products
Grandstream:GXP1610 0 ≤1.0.7.80, Grandstream:GXP1615 0 ≤1.0.7.80, Grandstream:GXP1620 0 ≤1.0.7.80, Grandstream:GXP1625 0 ≤1.0.7.80, Grandstream:GXP1628 0 ≤1.0.7.80, Grandstream:GXP1630 0 ≤1.0.7.80
Sources
euvd EUVD-2026-8089

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.

References