CVE-2026-106931

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.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.

In the wild

CISA lists this as exploited in real attacks. Treat as urgent.

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-10-07 04:50 UTC ReservedThe CVE id was reserved by its CNA
2. 2026-10-14 05:16 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-10-20 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
4. 2026-10-21 15:42 UTC Last updatedMost recent change to the record
5. 2026-10-23 Remediation deadlineCISA's due date for federal agencies to fix it

Details

Published

2026-10-14 05:16 UTC

Last modified

2026-10-21 15:42 UTC

Added to CISA KEV

2026-10-20

Exploit probability

2.5% · EPSS, next 30 days

Weakness

CWE-78 · OS command injection

Record status

Analyzed

Affected

• e-guardian Siteguard < 8.00
• e-guardian Siteguard 8.00
• e-guardian Siteguard < 7.00
• e-guardian Siteguard 7.00
• e-guardian Siteguard < 3.10

Attack profile CVSS 4.0 · 8.5

Attack vector

Local

Complexity

Low

Attack requirements

None

Privileges needed

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High