CVE-2026-18808 — CRITICAL (9.8)

Vulnerability Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection. This issue affects KIO (Klemsan Internet Objects): before v1.9.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-94

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0963

FAQ

What is CVE-2026-18808?

CVE-2026-18808 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection. This issue affects KIO (Klemsan In...

How severe is CVE-2026-18808?

CVE-2026-18808 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-18808?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.