CVE WatchJul 9, 2026

CVE-2023-39809

N.V.K.INTER CO., LTD. (NVK) iBSG v3.5 was discovered to contain an OS command injection vulnerability via shell metacharacters in the system

CVSS

9.8

Critical

EPSS

1.3%

p66

KEV

—

Exploit Today

0-100

Published: Aug 21, 2023 · Last modified: Jul 9, 2026 · CWE-77

EPSS · 30d

1.3%EPSS · 30 days1.6%

2026-06-302026-07-16

Technical description

N.V.K.INTER CO., LTD. (NVK) iBSG v3.5 was discovered to contain an OS command injection vulnerability via shell metacharacters in the system_hostname parameter at /manage/network-basic.php.

Official references

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