CVE-2026-67631
critical · 9.8Heap-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.
9.8
CVSS
0.6%
EPSS (exploit prob.)
49th
EPSS percentile
2026-09-08
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-122
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| microsoft | sql_server_2017 | < 14.0.2130.4 |
| microsoft | sql_server_2017 | >= 14.0.3006.16, < 14.0.3550.4 |
| microsoft | sql_server_2019 | < 15.0.2190.7 |
| microsoft | sql_server_2019 | >= 15.0.4003.23, < 15.0.4490.9 |
| microsoft | sql_server_2022 | < 16.0.1200.5 |
| microsoft | sql_server_2022 | >= 16.0.4003.1, < 16.0.4275.2 |
| microsoft | sql_server_2025 | < 17.0.1135.8 |
| microsoft | sql_server_2025 | >= 17.0.4006.2, < 17.0.4085.5 |
Check a specific version with /api/v1/cve/match.
References
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-67631