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.

CVSS 4.0

8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.0

7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-25)

CISA KEV

listed 2026-10-20, due 2026-10-23

CWE

CWE-78

Published

2026-10-14

Modified

2026-10-21

Record from

the NVD, synced 2026-10-22

Affected

• e-guardian:siteguard

References

• https://jvn.jp/en/jp/JVN88474777/
• https://www.eg-secure.co.jp/siteguard/news/alert-202610-1
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-106931

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