How severe is CVE-2026-17561?

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

RCE in Innotim Software, Telecommunications And Consulting Trade Ltd. Co. Logsign Siem

CVE-2026-17561

Improper Control of Generation of Code ('Code Injection') vulnerability in Innotim Software, Telecommunications and Consulting Trade Ltd. Co. Logsign SIEM allows Code Injection. This issue affects Logsign SIEM: before 6.4.108.

Vulnerability class: RCE (Remote Code Execution)

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

Innotim Software, Telecommunications And Consulting Trade Ltd. Co. Logsign Siem — versions 0

Weakness classification (CWE)

CWE-94 — Code Injection

References

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

Frequently asked questions

What is CVE-2026-17561?: CVE-2026-17561 is a critical-severity vulnerability in Innotim Software, Telecommunications And Consulting Trade Ltd. Co. Logsign Siem, classified under Code Injection. CVSS score: 9.8/10. Published 2026-07-31.
How severe is CVE-2026-17561?: Critical severity. CVSS v3 base score is 9.8 out of 10.