CVE-2023-21528
Microsoft SQL Server Remote Code Execution Vulnerability
Microsoft SQL Server Remote Code Execution Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft SQL Server Remote Code Execution Vulnerability
Microsoft SQL Server Remote Code Execution Vulnerability
- Record
CVE-2023-21528- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-122
- Updated
- 2026-11-03
EUVDEUVD-2023-25696
Microsoft SQL Server Remote Code Execution Vulnerability
- Record
EUVD-2023-25696- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jgrx-xh3r-rhjw
Microsoft SQL Server Remote Code Execution Vulnerability
Microsoft SQL Server Remote Code Execution Vulnerability
- Record
GHSA-jgrx-xh3r-rhjw- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
NVD
Microsoft SQL Server Remote Code Execution Vulnerability
- Record
CVE-2023-21528- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-03
Affected products
- microsoft sql server
- microsoft sql server 2008 r2 service pack 3 (qfe)
- microsoft sql server 2008 service pack 4 (qfe)
- microsoft sql server 2012 for x64-based systems service pack 4 (qfe)
- microsoft sql server 2012 service pack 4 (qfe)
- microsoft sql server 2014 service pack 3 (cu 4)
- microsoft sql server 2014 service pack 3 (gdr)
- microsoft sql server 2016 service pack 3 (gdr)
- microsoft sql server 2016 service pack 3 azure connect feature pack
- microsoft sql server 2017 (cu 31)
- microsoft sql server 2017 (gdr)
- microsoft sql server 2019 (cu 18)
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History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-21528 is a high vulnerability (CVSS 7.8) in Microsoft Sql Server, published February 14, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.