CVE-2026-31195
Published: May 5, 2026· Updated: May 7, 2026
Official 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.
Technical Analysis
CVE-2026-31195 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (3)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-31195 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts