What is CVE-2026-67626?

CVE-2026-67626 is a medium-severity vulnerability in Microsoft SQL Server 2022 (Gdr), classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2026-10-13.

How severe is CVE-2026-67626?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Resource exhaustion in Microsoft SQL Server 2022 (Gdr)

CVE-2026-67626

Uncontrolled resource consumption in SQL Server allows an authorized attacker to deny service over a network.

Vulnerability class: DoS (Denial of Service)

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-67626 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-67626?: CVE-2026-67626 is a medium-severity vulnerability in Microsoft SQL Server 2022 (Gdr), classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2026-10-13.
How severe is CVE-2026-67626?: Medium severity. CVSS v3 base score is 6.5 out of 10.