Stormshield SNS protections for HTTP.sys vulnerability (CVE-2026-47291)

The vulnerability tracked as CVE-2026-47291 impacts HTTP.sys. It allows an attacker to crash a Web server, or to execute remote code on it.

Stormhield Network Security (SNS) appliance protects you from that attack, thanks to an existing IPS alarm. To work efficiently, the HTTPS traffic needs to be deciphered.

IDName
http.232Too much headers in HTTP request (client)