CVE-2026-67643
critical · 9.8Heap-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.
9.8
CVSS
0.8%
EPSS (exploit prob.)
56th
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_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-2026-67643