CVE-2025-47997: 
vulnerability analysis and mitigation

CVE-2025-47997 is a race condition vulnerability in Microsoft SQL Server discovered and disclosed on September 9, 2025. The vulnerability affects multiple versions of SQL Server including SQL Server 2016, 2017, 2019, and 2022. This security issue involves concurrent execution using shared resources with improper synchronization that could allow information disclosure (NVD, Rapid7).

The vulnerability is classified as an information disclosure issue stemming from a race condition in SQL Server's handling of shared resources. It has received a CVSS v3.1 base score of 5.3 (Medium) from NIST with vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N, while Microsoft assessed it at 6.5 (Medium) with vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. The vulnerability is identified under CWE-200 (Exposure of Sensitive Information) and CWE-362 (Race Condition) (NVD).

When successfully exploited, this vulnerability allows an authorized attacker to disclose sensitive information over a network. The attack requires network access and low privileges but does not require user interaction (NVD, Qualys).

Microsoft has released security updates to address this vulnerability. The fixes are available through KB5065226 for SQL Server 2016 SP3 GDR and similar updates for other affected versions. Organizations are advised to apply these security updates as soon as possible (Microsoft Support).