OS Command Injection Vulnerability in SiteGuard Server Edition by Eg-Secure
CVE-2026-106931

8.5HIGH

Key Information:

Vendor

Eg Secure Solutions Inc.

Status
Siteguard Server Edition For Apache Httpd
Siteguard Server Edition For Nginx
Siteguard Server Edition For Iis
Siteguard Server Edition For Apache Httpd On FreeBSD
Vendor
CVE Published:
14 October 2026

What is CVE-2026-106931?

SiteGuard Server Edition contains a vulnerability that allows attackers to inject and execute arbitrary operating system commands. This can lead to unauthorized access and manipulation of system resources, potentially compromising the integrity and confidentiality of the system. Organizations using this product should review security measures and apply necessary patches or mitigations.

Affected Version(s)

SiteGuard Server Edition for Apache httpd Ver2.20

SiteGuard Server Edition for IIS Ver2.20

SiteGuard Server Edition for Nginx Ver2.20

References

https://www.eg-secure.co.jp/siteguard/news/alert-202610-1
https://jvn.jp/en/jp/JVN88474777/

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.