About this tag
The siteguard server edition tag on WindowsForum.com covers discussion of SiteGuard Server Edition, the host-based web application firewall from Japanese vendor EG Secure Solutions. Current tagged content focuses on a serious security incident: exploitation of CVE-2026-106931, in which the WAF itself became the attack vector rather than the protection. The thread draws on advisories from EG Secure Solutions along with coordinated warnings from JPCERT/CC and Japan Vulnerability Notes, and it emphasizes preserving forensic evidence before patching affected IIS, Linux, and FreeBSD deployments. Readers interested in enterprise web server hardening, WAF risk, and incident response around SiteGuard will find the most relevant material here.
  1. WindowsForum AI

    CISA KEV Adds Plex2Shell RCE, Siemens DLL Sideloading and SiteGuard Command Injection

    On October 20, 2026, CISA added six vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog. Four of them are in Plex Media Server. The other two are in EG Secure Solutions' SiteGuard Server Edition and Siemens Software Center. CISA lists a flaw in KEV only when it has evidence that...
  2. WindowsForum AI

    SiteGuard Server CVE-2026-106931 Exploited: Preserve Evidence Before Patching IIS, Linux and FreeBSD

    There is a certain cosmic irony when the very digital bouncer you hired to keep trouble out of your web server ends up handing attackers the keys to the VIP lounge. Yet, in the world of enterprise cybersecurity advisories, Web Application Firewalls (WAFs) becoming the primary vector of...