SECURELYN

CVE-2026-106931

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.

Scores

8.5
CVSS 8.5 out of 10, high severity.
0.7%
EPSS 0.7% chance of exploitation in the next 30 days.

The facts

Published
14 October 2026
Last changed
20 October 2026
NVD status
Deferred
Severity
High, CVSS 8.5 out of 10 (version 4.0)
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R…
Weakness
Known exploited
Yes. CISA added it to the Known Exploited Vulnerabilities catalogue on 20 October 2026.
EPSS
0.7% chance of exploitation activity in the next 30 days (percentile 51).

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References