Medium severity · published Aug 5, 2026
CVE-2026-66839
NetKids iMark, provided by Integrated Systems Technologies, Inc., contains an Unquoted Search Path or Element vulnerability (CWE-428)
6.7
CVSS
0.2%
EPSS
No
On KEV
Description
NetKids iMark, provided by Integrated Systems Technologies, Inc., contains an Unquoted Search Path or Element vulnerability (CWE-428). An authenticated attacker may exploit this vulnerability to execute arbitrary code with SYSTEM privileges.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NI
NetKids iMark · Integrated Systems Technologies, Inc.
through V5.2.5.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-66839
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-66839
jvn.jp
https://jvn.jp/en/jp/JVN28045338/
www.istinc.co.jp
https://www.istinc.co.jp/dl/jpc/%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%81%AE%E5%AE%9F%E8%A1%8C%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%83%91%E3%82%B9%E3%81%8C%E5%BC%95%E7%94%A8%E7%AC%A6%E3%81%A7%E5%9B%B2%E3%81%BE%E3%82%8C%E3%81%A6%E3%81%84%E3%81%AA%E3%81%84%E3%81%93%E3%81%A8%E3%81%AB%E3%82%88%E3%82%8B%E6%A8%A9%E9%99%90%E6%98%87%E6%A0%BC%E3%81%AE%E5%95%8F%E9%A1%8C%E3%81%A8%E5%AF%BE%E5%BF%9C.pdf
www.istinc.co.jp
https://www.istinc.co.jp/dl/jpc/DLL%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB%E3%81%AE%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%81%BF%E3%81%8A%E3%82%88%E3%81%B3%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB%E3%83%95%E3%82%A9%E3%83%AB%E3%83%80%E3%81%AE%E3%82%A2%E3%82%AF%E3%82%BB%E3%82%B9%E6%A8%A9%E9%99%90%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E5%95%8F%E9%A1%8C%E3%81%A8%E5%AF%BE%E5%BF%9C.pdf
More from NetKids iMark
6.7
CVE-2026-66344
NetKids iMark, provided by Integrated Systems Technologies, Inc., contains an Uncontrolled Search Path Element vulnerability (CWE-427)