CVE-2026-68786
High
Description
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Microsoft Sql Server
PublishedSep 8, 2026
First seenSep 8, 2026
Weakness typeCWE-122CWE-122
How to fix
Update
- microsoft sql_server_201714.0.2130.4, 14.0.3550.4 or later
- microsoft sql_server_201915.0.2190.7, 15.0.4490.9 or later
- microsoft sql_server_202216.0.1200.5, 16.0.4275.2 or later
- microsoft sql_server_202517.0.1135.8, 17.0.4085.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft sql_server_2017 | v < 14.0.2130.4, 14.0.3006.16 ≤ v < 14.0.3550.4 | 14.0.2130.4, 14.0.3550.4 |
| microsoft sql_server_2019 | v < 15.0.2190.7, 15.0.4003.23 ≤ v < 15.0.4490.9 | 15.0.2190.7, 15.0.4490.9 |
| microsoft sql_server_2022 | v < 16.0.1200.5, 16.0.4003.1 ≤ v < 16.0.4275.2 | 16.0.1200.5, 16.0.4275.2 |
| microsoft sql_server_2025 | v < 17.0.1135.8, 17.0.4006.2 ≤ v < 17.0.4085.5 | 17.0.1135.8, 17.0.4085.5 |
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