Medium
Microsoft SQL Server Remote Code Execution Vulnerability
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
Announced Source revision 1
Original source ↗CVE-2026-83945
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-83945
Microsoft SQL Server 2022 (GDR)
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Microsoft SQL Server 2022 for x64-based Systems (CU27)
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Microsoft SQL Server 2025 (CU8)
Source reference: /containers/cna/affected/2/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Microsoft SQL Server 2025 for x64-based Systems (CU9)
Source reference: /containers/cna/affected/3/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Microsoft SQL Server 2025 for x64-based Systems (GDR)
Source reference: /containers/cna/affected/4/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2022 (GDR)",
"versions": [
{
"status": "affected",
"version": "16.0.0",
"lessThan": "16.0.1210.3",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2022 for x64-based Systems (CU27)",
"versions": [
{
"status": "affected",
"version": "16.0.4003.1",
"lessThan": "16.0.4305.5",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2025 (CU8)",
"versions": [
{
"status": "affected",
"version": "-"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2025 for x64-based Systems (CU9)",
"versions": [
{
"status": "affected",
"version": "17.0.4006.2",
"lessThan": "17.0.5015.4",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
},
{
"vendor": "Microsoft",
"product": "Microsoft SQL Server 2025 for x64-based Systems (GDR)",
"versions": [
{
"status": "affected",
"version": "17.0.1050.2",
"lessThan": "17.0.1145.4",
"versionType": "custom"
}
],
"platforms": [
"x64-based Systems"
]
}
]- Related CVEs
- CVE-2026-83945
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #54086 · Revision 1
- Added to Heist Feed
- Publisher date