CVE-2026-106931
EG Secure Solutions Inc. SiteGuard Server Edition for Apache httpd, EG Secure Solutions Inc. SiteGuard Server Edition for Nginx, EG Secure Solutions Inc. SiteGuard Server Edition for IIS
Published 14 Oct 2026 · updated 20 Oct 2026 · Deferred
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 20 Oct 2026, with a remediation deadline of 23 Oct 2026 for US federal agencies.
Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Description
SiteGuard Server Edition contains an OS command injection vulnerability, which may allow an attacker to execute arbitrary OS commands with root or SYSTEM privileges on the system running the affected product.