How severe is CVE-2026-6377?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Next4biz Information Technologies Inc. Csm (Customer Service Management)

CVE-2026-6377

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Path Traversal. This issue affects CSM (Customer Service Management): from 6.8.9 before 8.0.3.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Next4biz Information Technologies Inc. Csm (Customer Service Management)

Weakness classification (CWE)

CWE-22 — Path Traversal

References

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

Frequently asked questions

What is CVE-2026-6377?: CVE-2026-6377 is a high-severity vulnerability in Next4biz Information Technologies Inc. Csm (Customer Service Management), classified under Path Traversal. CVSS score: 7.5/10. Published 2026-09-07.
How severe is CVE-2026-6377?: High severity. CVSS v3 base score is 7.5 out of 10.