CVE-2026-31195

High

Open

TLP:CLEAR

NVD CVE.org

Critical Infrastructure

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Description

The ping diagnostic handler in /bin/httpd_clientside for ALTICE LABS / SFR France GR140DG and GR140IG fibre CPE/Router/Gateway, inserts unsanitized user input into a system() call, allowing authenticated remote attackers to execute arbitrary commands as root via crafted destAddr parameters using shell command substitution.

Details

CVSS Score: 8.8
EPSS Score ⓘ: 1.28%

67.2th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: May 5, 2026

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