How severe is CVE-2026-6509?

High severity. CVSS v3 base score is 7.8 out of 10.

Auth bypass in Tubitak Bilgem Software Technologies Research Institute Pardus Update

Q: What is CVE-2026-6509?

CVE-2026-6509 is a high-severity vulnerability in Tubitak Bilgem Software Technologies Research Institute Pardus Update, classified under Missing Authorization. CVSS score: 7.8/10. Published 2026-07-05.

CVE-2026-6509

Missing Authorization vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus Update allows Privilege Escalation. This issue affects Pardus Update: from <=0.6.3 before 0.6.6.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tubitak Bilgem Software Technologies Research Institute Pardus Update — versions <=0.6.3

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

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

Frequently asked questions

What is CVE-2026-6509?: CVE-2026-6509 is a high-severity vulnerability in Tubitak Bilgem Software Technologies Research Institute Pardus Update, classified under Missing Authorization. CVSS score: 7.8/10. Published 2026-07-05.
How severe is CVE-2026-6509?: High severity. CVSS v3 base score is 7.8 out of 10.