October 13, 2026

CVE Watchtower

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CVE-2026-2329NVD

Vulnerability Summary

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.
Severity Level
CRITICAL(9.3)
Published Date
Feb 18, 2026
Last Modified
Feb 20, 2026
PoC
Available(Metasploit)
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
34.82%Probability
Root Weakness (CWE)
CWE-121: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Grandstream Gxp1610 Firmware < 1.0.7.81
  • Grandstream Gxp1615 Firmware < 1.0.7.81
  • Grandstream Gxp1620 Firmware < 1.0.7.81
  • Grandstream Gxp1625 Firmware < 1.0.7.81
  • Grandstream Gxp1628 Firmware < 1.0.7.81
  • Grandstream Gxp1630 Firmware < 1.0.7.81
Patched Versions
  • Grandstream Gxp1610 Firmware 1.0.7.81
  • Grandstream Gxp1615 Firmware 1.0.7.81
  • Grandstream Gxp1620 Firmware 1.0.7.81
  • Grandstream Gxp1625 Firmware 1.0.7.81
  • Grandstream Gxp1628 Firmware 1.0.7.81
  • Grandstream Gxp1630 Firmware 1.0.7.81
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🚫Ad-Free — Uninterrupted experience.
🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
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External References