How severe is CVE-2026-4104?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Akmer Informatics Automation Industry And Trade Ltd. Co. Teknopass

CVE-2026-4104

Authorization bypass through User-Controlled SQL primary key vulnerability in Akmer Informatics Automation Industry and Trade Ltd. Co. TeknoPass allows SQL Injection. This issue affects TeknoPass: from 20210501 through 20260429.

Vulnerability class: SQL Injection

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Akmer Informatics Automation Industry And Trade Ltd. Co. Teknopass — versions 20210501

Weakness classification (CWE)

CWE-89 — SQL Injection

References

iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2026-4104?: CVE-2026-4104 is a critical-severity vulnerability in Akmer Informatics Automation Industry And Trade Ltd. Co. Teknopass, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-06-04.
How severe is CVE-2026-4104?: Critical severity. CVSS v3 base score is 9.8 out of 10.