EG Secure Solutions · SiteGuard Server Edition

CVE-2026-106931

EG Secure Solutions SiteGuard Server Edition OS Command Injection Vulnerability

Exploited in attacks High 8.5 Attack chance: 2.5%

What it is

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.

CISA: EG Secure Solutions 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.

What to do

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.

Deadline for US federal agencies: October 23, 2026

Added to the CISA list: October 20, 2026
Published: October 14, 2026
Severity: High 8.5 CVSS 4.0
Chance of attacks in the next 30 days (EPSS): 2.5% in the top 15.2% of all known vulnerabilities
Weakness: CWE-78
More details: NVD · CVE.org · CISA

All references (2)

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.