CVE-2026-18808CWE-94code-injection

CVE-2026-18808

Critical · published September 1, 2026

CVSS v3.1
9.8
EPSS
0%
Percentile
31.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00387 · 31.5th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-09-01T18:17Z
References (1)
https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0963 · [email protected]
EPSS history
Timeline
  • 03 SEP 03:28Z
    EPSS moved — → 0%
    epss
  • 01 SEP 13:20Z
    Unauthenticated Remote Code Execution via Code Injection in Klemsan's KIO
    cvelistv5