Vulnerability record
CVE-2026-94513
The short answer
CVE-2026-94513 affects Microsoft Microsoft SQL Server 2022 (GDR) and is rated high (CVSS 8.0). It is not in CISA's Known Exploited Vulnerabilities catalog.
What it is
Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.
Weakness: CWE-122.
Severity
8.0 high
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
No score
FIRST scores CVEs within a day of publication
How it can be exploited
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- High
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Affected products
Microsoft SQL Server 2022 (GDR), Microsoft SQL Server 2022 for x64-based Systems (CU27), Microsoft SQL Server 2025 CU10, Microsoft SQL Server 2025 for x64-based Systems (GDR). NVD's record lists the exact affected versions.
References
Questions
Is CVE-2026-94513 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-11.
How do I fix CVE-2026-94513?
Follow the vendor advisory in the references below. NVD lists the affected versions under its configurations.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Awaiting Analysis. The description is NVD's text, quoted as published.
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