CVE-2025-49719: Microsoft SQL Server Information Disclosure Vulnerability

Overview

Severity
High (CVSS 7.5)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Category
Information Disclosure
Exploit Status
Not Exploited
Exploitation Likelihood
Less Likely
Publicly Disclosed
Yes
Patch Tuesday
2025-Jul
Released
2025-07-08
Last Updated
2025-08-03
EPSS Score
2.90% (percentile: 86.4%)

Description

Improper input validation in SQL Server allows an unauthorized attacker to disclose information over a network.

FAQ

I am running SQL Server on my system. What action do I need to take? Update your relevant version of SQL Server. Any applicable driver fixes are included in those updates. There are GDR and/or CU (Cumulative Update) updates offered for my version of SQL Server. How do I know which update to use? First, determine your SQL Server version number. For more information on determining your SQL Server version number, see Microsoft Knowledge Base Article 321185 - How to determine the version, edition, and update level of SQL Server and its components. Second, in the table below, locate your version number or the version range that your version number falls within. The corresponding update is the one you need to install. Note If your SQL Server version number is not represented in the table below, your SQL Server version is no longer supported. Please upgrade to the latest Service Pack or SQL Server product in order to apply this and future security updates. Update Number Title Version Apply if current product version is… This security update also includes servicing releases up through… 5058721 Security update for SQL Server 2022 CU19+GDR 16.0.4200.1 16.0.4003.1 - 16.0.4195.2 KB 5054531 - SQL2022 RTM CU19 5058712 Security update for SQL Server 2022 RTM+GDR 16.0.1140.6 16.0.1000.6 - 16.0.1135.2 KB 5054833 - SQL2019 RTM CU32 5058722 Security update for SQL Server 2019 CU32+GDR 15.0.4435.7 15.0.4003.23 - 15.0.4430.1 KB 5046365 - SQL2019 RTM CU29 5058713 Security update for SQL Server 2019 RTM+GDR 15.0.2135.5 15.0.2000.5 - 15.0.2130.3 KB 5046859 - Previous SQL2019 RTM GDR 5058714 Security update for SQL Server 2017 CU31+GDR 14.0.3495.9 14.0.3006.16 - 14.0.3490.10 KB 5050533 - Previous SQL2017 RTM CU31 GDR 5058716 Security update for SQL Server 2017 RTM+GDR 14.0.2075.8 14.0.1000.169 - 14.0.2070.1 KB 5046857 - Previous SQL2017 RTM GDR 5058717 Security update for SQL 2016 Azure Connect Feature Pack 13.0.7055.9 13.0.7000.253 - 13.0.7050.2 KB 5046856 - Previous S

Affected Products (8)

SQL Server

  • Microsoft SQL Server 2017 for x64-based Systems (GDR)
  • Microsoft SQL Server 2016 for x64-based Systems Service Pack 2 (GDR)
  • Microsoft SQL Server 2019 for x64-based Systems (GDR)
  • Microsoft SQL Server 2016 for x64-based Systems Service Pack 3 Azure Connect Feature Pack
  • Microsoft SQL Server 2017 for x64-based Systems (CU 31)
  • Microsoft SQL Server 2022 for x64-based Systems (GDR)
  • Microsoft SQL Server 2019 for x64-based Systems (CU 32)
  • Microsoft SQL Server 2022 for x64-based Systems (CU 19)

Security Updates (8)

Acknowledgments

Vladimir Aleksic with Microsoft

Revision History

  • 2025-07-08: Information published.
  • 2025-07-10: Updated FAQ information. This is an informational change only.
  • 2025-08-03: Updated product information in the Software Update table. This is an informational change only.