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High 7.5Published Oct 13, 2026
CVE-2026-88083Microsoft SQL Server Remote Code Execution Vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Microsoft SQL Server 2022 (CU 26) and 5 other products. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.35%, higher than 27% of scored CVEs.
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Stack-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- CWE-121
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.35% (percentile 27)
- Assigned by
- microsoft
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
Microsoft Microsoft SQL Server 2022 (CU 26) microsoft:sql_server_2022_cu_26 (from the name) | - | CNA record |
Microsoft Microsoft SQL Server 2022 (GDR) microsoft:sql_server_2022_gdr (from the name) | from 16.0.0 before 16.0.1210.3 | CNA record |
Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) microsoft:sql_server_2022_for_x64_based_systems_cu27 (from the name) | from 16.0.4003.1 before 16.0.4305.5 | CNA record |
Microsoft Microsoft SQL Server 2025 (CU8) microsoft:sql_server_2025_cu8 (from the name) | - | CNA record |
Microsoft Microsoft SQL Server 2025 for x64-based Systems (CU9) microsoft:sql_server_2025_for_x64_based_systems_cu9 (from the name) | from 17.0.4006.2 before 17.0.5015.4 | CNA record |
Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) microsoft:sql_server_2025_for_x64_based_systems_gdr (from the name) | from 17.0.1050.2 before 17.0.1145.4 | CNA record |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88083vendor-advisory, patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.